diff --git a/composer.lock b/composer.lock
index ee3b9d6..9be0f37 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,7 +1,7 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
     "content-hash": "268e493746bdfec363da65c22b6efdda",
@@ -1443,16 +1443,16 @@
         },
         {
             "name": "paragonie/random_compat",
-            "version": "v2.0.11",
+            "version": "v2.0.19",
             "source": {
                 "type": "git",
                 "url": "https://github.com/paragonie/random_compat.git",
-                "reference": "5da4d3c796c275c55f057af5a643ae297d96b4d8"
+                "reference": "446fc9faa5c2a9ddf65eb7121c0af7e857295241"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/paragonie/random_compat/zipball/5da4d3c796c275c55f057af5a643ae297d96b4d8",
-                "reference": "5da4d3c796c275c55f057af5a643ae297d96b4d8",
+                "url": "https://api.github.com/repos/paragonie/random_compat/zipball/446fc9faa5c2a9ddf65eb7121c0af7e857295241",
+                "reference": "446fc9faa5c2a9ddf65eb7121c0af7e857295241",
                 "shasum": ""
             },
             "require": {
@@ -1484,23 +1484,29 @@
             "description": "PHP 5.x polyfill for random_bytes() and random_int() from PHP 7",
             "keywords": [
                 "csprng",
+                "polyfill",
                 "pseudorandom",
                 "random"
             ],
-            "time": "2017-09-27T21:40:39+00:00"
+            "support": {
+                "email": "info@paragonie.com",
+                "issues": "https://github.com/paragonie/random_compat/issues",
+                "source": "https://github.com/paragonie/random_compat"
+            },
+            "time": "2020-10-15T10:06:57+00:00"
         },
         {
             "name": "phpseclib/phpseclib",
-            "version": "2.0.7",
+            "version": "2.0.31",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpseclib/phpseclib.git",
-                "reference": "f4b6a522dfa1fd1e477c9cfe5909d5b31f098c0b"
+                "reference": "233a920cb38636a43b18d428f9a8db1f0a1a08f4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpseclib/phpseclib/zipball/f4b6a522dfa1fd1e477c9cfe5909d5b31f098c0b",
-                "reference": "f4b6a522dfa1fd1e477c9cfe5909d5b31f098c0b",
+                "url": "https://api.github.com/repos/phpseclib/phpseclib/zipball/233a920cb38636a43b18d428f9a8db1f0a1a08f4",
+                "reference": "233a920cb38636a43b18d428f9a8db1f0a1a08f4",
                 "shasum": ""
             },
             "require": {
@@ -1508,8 +1514,7 @@
             },
             "require-dev": {
                 "phing/phing": "~2.7",
-                "phpunit/phpunit": "~4.0",
-                "sami/sami": "~2.0",
+                "phpunit/phpunit": "^4.8.35|^5.7|^6.0|^9.4",
                 "squizlabs/php_codesniffer": "~2.0"
             },
             "suggest": {
@@ -1579,7 +1584,25 @@
                 "x.509",
                 "x509"
             ],
-            "time": "2017-10-23T05:04:54+00:00"
+            "support": {
+                "issues": "https://github.com/phpseclib/phpseclib/issues",
+                "source": "https://github.com/phpseclib/phpseclib/tree/2.0.31"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/terrafrost",
+                    "type": "github"
+                },
+                {
+                    "url": "https://www.patreon.com/phpseclib",
+                    "type": "patreon"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/phpseclib/phpseclib",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2021-04-06T13:56:45+00:00"
         },
         {
             "name": "psr/container",
@@ -4628,5 +4651,6 @@
     "platform": {
         "php": ">=7.0.0"
     },
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "2.0.0"
 }