Is it a good idea to expire passwords after a time relative to their complexity?
115160
Should passwords expire?
361
Impact of changing instances' passwords
98898
The best way to snatch an expiring domain?
6093
Why do users erase all the password when they hit one wrong key, instead of just the last wrong character?
24377
Authentication with old password no longer supported, use 4.1 style passwords
141256
Is modern encryption needlessly complicated?
41240
Generating a cryptographically secure, many-time use, symmetric encryption key
8686
How do I expire a PHP session after 30 minutes?
52243
Which hash algorithm is most secure for passwords?
36474
Should we MAC-then-encrypt or encrypt-then-MAC?
18134
How do I securely store encryption keys in java?
42228
what is an alternative to password_hash() for (PHP 5 < 5.5.0)?
45263
Expired "authentication token" for user with deleted password
25200
When is it best to sanitize user input?
84814
Two-way encryption: I need to store passwords that can be retrieved
3582
Secure Password Hashing
111861
Input type=password, don't let browser remember the password