diff --git a/_modules/week-03.md b/_modules/week-03.md
index c0653c8..ecd81c1 100644
--- a/_modules/week-03.md
+++ b/_modules/week-03.md
@@ -9,11 +9,11 @@ Sep 04
Sep 06
-: [Buffer Overflow Attacks 3](#)
+: [Buffer Overflow Attacks 3](https://purdue.brightspace.com/d2l/le/content/832199/Home?itemIdentifier=D2L.LE.Content.ContentObject.ModuleCO-14109853)
:
:
Same as prev lectures: Read [Smashing the Stack for Fun and Profit by Aleph One](http://phrack.org/issues/49/14.html#article); Optional: 0×300-0×320 from [Hacking book](http://www.lib.purdue.edu/holdings?isbn=9781593271442&course=202410-CS-42600). 0×200-0×270 if you don't have a strong C background.
Sep 08
-: [Buffer Overflow Attacks 4]()
- :
+: [Buffer Overflow Attacks 4](https://purdue.brightspace.com/d2l/le/content/832199/Home?itemIdentifier=D2L.LE.Content.ContentObject.ModuleCO-14109853)
+ :
:
Same as prev lectures: Read [Smashing the Stack for Fun and Profit by Aleph One](http://phrack.org/issues/49/14.html#article); Optional: 0×300-0×320 from [Hacking book](http://www.lib.purdue.edu/holdings?isbn=9781593271442&course=202410-CS-42600). 0×200-0×270 if you don't have a strong C background.
\ No newline at end of file