Failed to authenticate password. Error: 535-5.7.8 Username and Password not accepted
125562
Send email using the GMail SMTP server from a PHP page
21206
How to make password-less login work
12441
How to reset my password without rebooting?
113855
Login error with php
67021
Access denied for user 'root@localhost' (using password:NO)
4949
Admin login returns 'Sorry, unrecognized username or password.'
122381
SqlServer: Login failed for user
78839
Why do I have to enter my password to log in?
50527
OS X El Capitan installation error: AMD-Action:authenticate:SP
82
How do I reset a lost administrative password?
20786
How do I need to configure SMTP Auth?
93571
The following signatures were invalid: EXPKEYSIG 1397BC53640DB551
75105
Unable to login to a domain computer using a Local Administrator account
131723
Creating account didn't log me in / didn't create an account
18927
Too many password attempts
29753
Cannot log in with Apple ID after performing password reset
36104
"Software can't be installed or removed because the authentication service is not available. "