diff --git a/composer.json b/composer.json
index 888184de..651f0dd9 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
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         "pimple/pimple": "1.*",
         "psy/psysh": "0.6.*",
-        "swiftmailer/swiftmailer": "^5.4.8",
+        "swiftmailer/swiftmailer": "^6.2.5",
         "symfony/security": "~3.4",
         "thunderer/shortcode": "^0.5",
         "zendframework/zend-console": "~2.8.0",
diff --git a/composer.lock b/composer.lock
index 91b9e8e5..c4b8cea7 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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+    "content-hash": "8dcd45e7eef6b437d8038c65c2790f16",
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@@ -157,6 +157,82 @@
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+                "phpstan/phpstan": "^1.3",
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+                "vimeo/psalm": "^4.11"
+            },
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+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
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+                    "email": "guilhermeblanco@gmail.com"
+                },
+                {
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+                    "email": "roman@code-factory.org"
+                },
+                {
+                    "name": "Johannes Schmitt",
+                    "email": "schmittjoh@gmail.com"
+                }
+            ],
+            "description": "PHP Doctrine Lexer parser library that can be used in Top-Down, Recursive Descent Parsers.",
+            "homepage": "https://www.doctrine-project.org/projects/lexer.html",
+            "keywords": [
+                "annotations",
+                "docblock",
+                "lexer",
+                "parser",
+                "php"
+            ],
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+                "source": "https://github.com/doctrine/lexer/tree/1.2.3"
+            },
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@@ -236,6 +312,74 @@
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+                "php": ">=5.5",
+                "symfony/polyfill-intl-idn": "^1.10"
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+            "require-dev": {
+                "dominicsayers/isemail": "^3.0.7",
+                "phpunit/phpunit": "^4.8.36|^7.5.15",
+                "satooshi/php-coveralls": "^1.0.1"
+            },
+            "suggest": {
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+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
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+            "authors": [
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+                }
+            ],
+            "description": "A library for validating emails against several RFCs",
+            "homepage": "https://github.com/egulias/EmailValidator",
+            "keywords": [
+                "email",
+                "emailvalidation",
+                "emailvalidator",
+                "validation",
+                "validator"
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+            "support": {
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+            },
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@@ -1254,29 +1398,36 @@
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+                "egulias/email-validator": "^2.0",
+                "php": ">=7.0.0",
+                "symfony/polyfill-iconv": "^1.0",
+                "symfony/polyfill-intl-idn": "^1.10",
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-                "symfony/phpunit-bridge": "~3.2"
+                "mockery/mockery": "^1.0",
+                "symfony/phpunit-bridge": "^4.4|^5.0"
+            },
+            "suggest": {
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+                    "dev-master": "6.2-dev"
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@@ -1304,7 +1455,22 @@
                 "mail",
                 "mailer"
             ],
-            "time": "2018-07-31T09:26:32+00:00"
+            "support": {
+                "issues": "https://github.com/swiftmailer/swiftmailer/issues",
+                "source": "https://github.com/swiftmailer/swiftmailer/tree/v6.2.5"
+            },
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+                    "url": "https://github.com/fabpot",
+                    "type": "github"
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+                {
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+                    "type": "tidelift"
+                }
+            ],
+            "abandoned": "symfony/mailer",
+            "time": "2021-01-12T09:35:59+00:00"
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@@ -1991,18 +2157,98 @@
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             "time": "2021-01-07T16:49:33+00:00"
         },
+        {
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+            "version": "v1.29.0",
+            "source": {
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+                "url": "https://github.com/symfony/polyfill-iconv.git",
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+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.1"
+            },
+            "provide": {
+                "ext-iconv": "*"
+            },
+            "suggest": {
+                "ext-iconv": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
+                }
+            },
+            "autoload": {
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+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
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+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for the Iconv extension",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "iconv",
+                "polyfill",
+                "portable",
+                "shim"
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+            "funding": [
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+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
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+                    "type": "github"
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+            "time": "2024-01-29T20:11:03+00:00"
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@@ -2015,21 +2261,18 @@
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@@ -2060,7 +2303,7 @@
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+                "source": "https://github.com/symfony/polyfill-intl-idn/tree/v1.29.0"
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@@ -2076,20 +2319,20 @@
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@@ -2100,21 +2343,18 @@
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@@ -2144,7 +2384,7 @@
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@@ -2160,45 +2400,45 @@
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@@ -2224,7 +2464,7 @@
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@@ -2240,7 +2480,7 @@
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@@ -2380,16 +2620,16 @@
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@@ -2397,21 +2637,18 @@
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@@ -2436,7 +2673,7 @@
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@@ -2452,7 +2689,7 @@
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@@ -5084,5 +5321,5 @@
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