diff --git a/composer.lock b/composer.lock
index ad76079..5e2dbbd 100644
--- a/composer.lock
+++ b/composer.lock
@@ -5048,6 +5048,7 @@
                 "faker",
                 "fixtures"
             ],
+            "abandoned": true,
             "time": "2019-12-12T13:22:17+00:00"
         },
         {
@@ -5480,6 +5481,68 @@
             ],
             "time": "2020-04-04T19:56:08+00:00"
         },
+        {
+            "name": "paragonie/constant_time_encoding",
+            "version": "v2.4.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/paragonie/constant_time_encoding.git",
+                "reference": "f34c2b11eb9d2c9318e13540a1dbc2a3afbd939c"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/paragonie/constant_time_encoding/zipball/f34c2b11eb9d2c9318e13540a1dbc2a3afbd939c",
+                "reference": "f34c2b11eb9d2c9318e13540a1dbc2a3afbd939c",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7|^8"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^6|^7|^8|^9",
+                "vimeo/psalm": "^1|^2|^3|^4"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "ParagonIE\\ConstantTime\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Paragon Initiative Enterprises",
+                    "email": "security@paragonie.com",
+                    "homepage": "https://paragonie.com",
+                    "role": "Maintainer"
+                },
+                {
+                    "name": "Steve 'Sc00bz' Thomas",
+                    "email": "steve@tobtu.com",
+                    "homepage": "https://www.tobtu.com",
+                    "role": "Original Developer"
+                }
+            ],
+            "description": "Constant-time Implementations of RFC 4648 Encoding (Base-64, Base-32, Base-16)",
+            "keywords": [
+                "base16",
+                "base32",
+                "base32_decode",
+                "base32_encode",
+                "base64",
+                "base64_decode",
+                "base64_encode",
+                "bin2hex",
+                "encoding",
+                "hex",
+                "hex2bin",
+                "rfc4648"
+            ],
+            "time": "2020-12-06T15:14:20+00:00"
+        },
         {
             "name": "phar-io/manifest",
             "version": "1.0.3",
@@ -5854,25 +5917,26 @@
         },
         {
             "name": "phpseclib/phpseclib",
-            "version": "2.0.27",
+            "version": "3.0.7",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpseclib/phpseclib.git",
-                "reference": "34620af4df7d1988d8f0d7e91f6c8a3bf931d8dc"
+                "reference": "d369510df0ebd5e1a5d0fe3d4d23c55fa87a403d"
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             "dist": {
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-                "url": "https://api.github.com/repos/phpseclib/phpseclib/zipball/34620af4df7d1988d8f0d7e91f6c8a3bf931d8dc",
-                "reference": "34620af4df7d1988d8f0d7e91f6c8a3bf931d8dc",
+                "url": "https://api.github.com/repos/phpseclib/phpseclib/zipball/d369510df0ebd5e1a5d0fe3d4d23c55fa87a403d",
+                "reference": "d369510df0ebd5e1a5d0fe3d4d23c55fa87a403d",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3"
+                "paragonie/constant_time_encoding": "^1|^2",
+                "paragonie/random_compat": "^1.4|^2.0|^9.99.99",
+                "php": ">=5.6.1"
             },
             "require-dev": {
                 "phing/phing": "~2.7",
-                "phpunit/phpunit": "^4.8.35|^5.7|^6.0",
-                "sami/sami": "~2.0",
+                "phpunit/phpunit": "^5.7|^6.0|^9.4",
                 "squizlabs/php_codesniffer": "~2.0"
             },
             "suggest": {
@@ -5887,7 +5951,7 @@
                     "phpseclib/bootstrap.php"
                 ],
                 "psr-4": {
-                    "phpseclib\\": "phpseclib/"
+                    "phpseclib3\\": "phpseclib/"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -5956,7 +6020,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-04-04T23:17:33+00:00"
+            "time": "2021-04-06T14:00:11+00:00"
         },
         {
             "name": "phpspec/prophecy",
@@ -7102,12 +7166,12 @@
             "version": "1.8.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/webmozart/assert.git",
+                "url": "https://github.com/webmozarts/assert.git",
                 "reference": "ab2cb0b3b559010b75981b1bdce728da3ee90ad6"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/webmozart/assert/zipball/ab2cb0b3b559010b75981b1bdce728da3ee90ad6",
+                "url": "https://api.github.com/repos/webmozarts/assert/zipball/ab2cb0b3b559010b75981b1bdce728da3ee90ad6",
                 "reference": "ab2cb0b3b559010b75981b1bdce728da3ee90ad6",
                 "shasum": ""
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