diff --git a/composer.json b/composer.json
index b21418e..830fcc0 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         "fuel/parser": "1.8.*",
         "fuelphp/upload": "2.0.6",
         "monolog/monolog": "^1.18",
-        "phpseclib/phpseclib": "2.0.0",
+        "phpseclib/phpseclib": "2.0.31",
         "michelf/php-markdown": "1.7.0"
     },
     "require-dev": {
diff --git a/composer.lock b/composer.lock
index 37c3436..48f25bc 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "d33041976bdffced824d0b526f736989",
+    "content-hash": "d354ec50d1c5debc7dcf6944c80d59f0",
     "packages": [
         {
             "name": "composer/installers",
@@ -710,16 +710,16 @@
         },
         {
             "name": "phpseclib/phpseclib",
-            "version": "2.0.0",
+            "version": "2.0.31",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpseclib/phpseclib.git",
-                "reference": "a74aa9efbe61430fcb60157c8e025a48ec8ff604"
+                "reference": "233a920cb38636a43b18d428f9a8db1f0a1a08f4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpseclib/phpseclib/zipball/a74aa9efbe61430fcb60157c8e025a48ec8ff604",
-                "reference": "a74aa9efbe61430fcb60157c8e025a48ec8ff604",
+                "url": "https://api.github.com/repos/phpseclib/phpseclib/zipball/233a920cb38636a43b18d428f9a8db1f0a1a08f4",
+                "reference": "233a920cb38636a43b18d428f9a8db1f0a1a08f4",
                 "shasum": ""
             },
             "require": {
@@ -727,27 +727,25 @@
             },
             "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": {
                 "ext-gmp": "Install the GMP (GNU Multiple Precision) extension in order to speed up arbitrary precision integer arithmetic operations.",
                 "ext-libsodium": "SSH2/SFTP can make use of some algorithms provided by the libsodium-php extension.",
                 "ext-mcrypt": "Install the Mcrypt extension in order to speed up a few other cryptographic operations.",
-                "ext-openssl": "Install the OpenSSL extension in order to speed up a wide variety of cryptographic operations.",
-                "pear-pear/PHP_Compat": "Install PHP_Compat to get phpseclib working on PHP < 5.0.0."
+                "ext-openssl": "Install the OpenSSL extension in order to speed up a wide variety of cryptographic operations."
             },
             "type": "library",
             "autoload": {
+                "files": [
+                    "phpseclib/bootstrap.php"
+                ],
                 "psr-4": {
                     "phpseclib\\": "phpseclib/"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
-            "include-path": [
-                "phpseclib/"
-            ],
             "license": [
                 "MIT"
             ],
@@ -771,6 +769,11 @@
                     "name": "Hans-Jürgen Petrich",
                     "email": "petrich@tronic-media.com",
                     "role": "Developer"
+                },
+                {
+                    "name": "Graham Campbell",
+                    "email": "graham@alt-three.com",
+                    "role": "Developer"
                 }
             ],
             "description": "PHP Secure Communications Library - Pure-PHP implementations of RSA, AES, SSH2, SFTP, X.509 etc.",
@@ -796,9 +799,23 @@
             ],
             "support": {
                 "issues": "https://github.com/phpseclib/phpseclib/issues",
-                "source": "https://github.com/phpseclib/phpseclib/tree/2.0"
+                "source": "https://github.com/phpseclib/phpseclib/tree/2.0.31"
             },
-            "time": "2015-08-04T04:48:03+00:00"
+            "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/log",
@@ -898,5 +915,5 @@
         "php": ">=5.6.33"
     },
     "platform-dev": [],
-    "plugin-api-version": "2.0.0"
+    "plugin-api-version": "2.3.0"
 }