Cisco VPN client Reason 413: user authentication failed

VPN - "Failed to authenticate ourselv… - Apple Community Nov 18, 2009 Troubleshooting Authentication Problems | OpenVPN When you have enabled the requirement for users to use Google Authenticator multi-factor authentication, but this user has not yet completed the Google Authenticator enrollment process on the client web service of the Access Server, then the Access Server will not allow the user to establish a VPN tunnel connection and warns the user about this. Mobile SSL VPN stopped working - WatchGuard - Spiceworks

If the user authentication fails on the Mobile VPN with SSL-specific authentication page, but the same credentials worked on the WatchGuard Authentication Portal page, the issue is almost certainly group membership. Confirm that the user is part of the configured group for Mobile VPN with SSL. By default, this group is SSLVPN-Users.

The most common cause for failed authentication is an incorrect password, likely caused by a typing mistake. The user name may be incorrect. Check that you have typed it correctly. One possible reason for authentication failure is that the remote host computer may have been configured to require several authentication methods to be used. Authentication failure on SSL-VPN | Fortinet Technical

Jul 12, 2014

Solved: SSL VPN password change / notification - Cisco (Side note: I tried to configure the ASA to use LDAP as normal Authentication and then the ACS as Authorization, but it failed, first off because the ASA started to use PAP/ASCII against the ACS and even if I allowed that, it seemed like the ASA wasn’t parsing the users password onwards, with the result that ACS failed and the user account