diff --git a/README.rst b/README.rst
index 2148c421..0213ea96 100644
--- a/README.rst
+++ b/README.rst
@@ -205,7 +205,7 @@ Some extractors require you to provide valid login credentials in the form of
 a username & password pair. This is necessary for
 ``pixiv``, ``nijie``, and ``seiga``
 and optional for
-``danbooru``, ``e621``, ``exhentai``, ``idolcomplex``, ``inkbunny``,
+``aryion``, ``danbooru``, ``e621``, ``exhentai``, ``idolcomplex``, ``inkbunny``,
 ``instagram``, ``luscious``, ``sankaku``, ``subscribestar``, ``tsumino``,
 and ``twitter``.
 
diff --git a/docs/configuration.rst b/docs/configuration.rst
index 308b4c4d..e6cbbb7b 100644
--- a/docs/configuration.rst
+++ b/docs/configuration.rst
@@ -224,6 +224,7 @@ Description The username and password to use when attempting to log in to
 
             and optional for
 
+            * ``aryion``
             * ``danbooru``
             * ``e621``
             * ``exhentai``
diff --git a/docs/gallery-dl.conf b/docs/gallery-dl.conf
index 2db802de..56147e91 100644
--- a/docs/gallery-dl.conf
+++ b/docs/gallery-dl.conf
@@ -18,6 +18,11 @@
         {
             "external": false
         },
+        "aryion":
+        {
+            "username": null,
+            "password": null
+        },
         "blogger":
         {
             "videos": true
diff --git a/docs/supportedsites.rst b/docs/supportedsites.rst
index dd011f23..b76450cd 100644
--- a/docs/supportedsites.rst
+++ b/docs/supportedsites.rst
@@ -28,7 +28,7 @@ Doki Reader          https://kobato.hologfx.com/reader/  Chapters, Manga
 Dynasty Reader       https://dynasty-scans.com/          Chapters, individual Images, Search Results
 E-Hentai             https://e-hentai.org/               Favorites, Galleries, Search Results               Optional
 e621                 https://e621.net/                   Pools, Popular Images, Posts, Tag Searches         Optional
-Eka's Portal         https://aryion.com/                 Galleries, Posts                                   Optional (`Cookies <https://github.com/mikf/gallery-dl#cookies>`__)
+Eka's Portal         https://aryion.com/                 Galleries, Posts                                   Optional
 ExHentai             https://exhentai.org/               Favorites, Galleries, Search Results               Optional
 Fallen Angels Scans  https://www.fascans.com/            Chapters, Manga
 Fashion Nova         https://www.fashionnova.com/        Collections, Products
diff --git a/gallery_dl/extractor/aryion.py b/gallery_dl/extractor/aryion.py
index dc082fd2..2e4c4d4b 100644
--- a/gallery_dl/extractor/aryion.py
+++ b/gallery_dl/extractor/aryion.py
@@ -9,7 +9,8 @@
 """Extractors for https://aryion.com/"""
 
 from .common import Extractor, Message
-from .. import text, util
+from .. import text, util, exception
+from ..cache import cache
 
 
 BASE_PATTERN = r"(?:https?://)?(?:www\.)?aryion\.com/g4"
@@ -21,6 +22,8 @@ class AryionExtractor(Extractor):
     directory_fmt = ("{category}", "{user!l}", "{path:J - }")
     filename_fmt = "{id} {title}.{extension}"
     archive_fmt = "{id}"
+    cookiedomain = ".aryion.com"
+    cookienames = ("phpbb3_rl7a3_sid",)
     root = "https://aryion.com"
 
     def __init__(self, match):
@@ -28,7 +31,30 @@ class AryionExtractor(Extractor):
         self.user = match.group(1)
         self.recursive = True
 
+    def login(self):
+        username, password = self._get_auth_info()
+        if username:
+            self._update_cookies(self._login_impl(username, password))
+
+    @cache(maxage=14*24*3600, keyarg=1)
+    def _login_impl(self, username, password):
+        self.log.info("Logging in as %s", username)
+
+        url = self.root + "/forum/ucp.php?mode=login"
+        data = {
+            "username": username,
+            "password": password,
+            "login": "Login",
+        }
+
+        response = self.request(url, method="POST", data=data)
+        if b"You have been successfully logged in." not in response.content:
+            raise exception.AuthenticationError()
+        return {c: response.cookies[c] for c in self.cookienames}
+
     def items(self):
+        self.login()
+
         for post_id in self.posts():
             post = self._parse_post(post_id)
             if post:
diff --git a/scripts/supportedsites.py b/scripts/supportedsites.py
index eff55ce8..23e61247 100755
--- a/scripts/supportedsites.py
+++ b/scripts/supportedsites.py
@@ -149,7 +149,7 @@ _COOKIES = " (`Cookies <https://github.com/mikf/gallery-dl#cookies>`__)"
 _APIKEY_WH = " (`API Key <configuration.rst#extractorwallhavenapi-key>`__)"
 
 AUTH_MAP = {
-    "aryion"         : "Optional" + _COOKIES,
+    "aryion"         : "Optional",
     "baraag"         : "Optional" + _OAUTH,
     "danbooru"       : "Optional",
     "deviantart"     : "Optional" + _OAUTH,