diff --git a/changelogs/fragments/17_authorized_keys.yml b/changelogs/fragments/17_authorized_keys.yml
new file mode 100644
index 0000000..ab430fa
--- /dev/null
+++ b/changelogs/fragments/17_authorized_keys.yml
@@ -0,0 +1,3 @@
+---
+bugfixes:
+- authorized_keys - Added FIDO2 security keys (https://github.com/ansible-collections/ansible.posix/issues/17).
diff --git a/plugins/modules/authorized_key.py b/plugins/modules/authorized_key.py
index d39f885..2959249 100644
--- a/plugins/modules/authorized_key.py
+++ b/plugins/modules/authorized_key.py
@@ -386,10 +386,12 @@ def parsekey(module, raw_key, rank=None):
     '''
 
     VALID_SSH2_KEY_TYPES = [
-        'ssh-ed25519',
+        'sk-ecdsa-sha2-nistp256@openssh.com',
         'ecdsa-sha2-nistp256',
         'ecdsa-sha2-nistp384',
         'ecdsa-sha2-nistp521',
+        'sk-ssh-ed25519@openssh.com',
+        'ssh-ed25519',
         'ssh-dss',
         'ssh-rsa',
     ]