The excellent (or horrible, depending on which end you're on) pam_pwquality[1] module for Linux allows rather fine-grained enforcement of how much a new passwor

The excellent (or horrible, depending on which end you're on) pam_pwquality[1] module for Linux allows rather fine-grained enforcement of how much a new password must differ from the old password. 1. https://www.systutorials.com/docs/linux/man/8-pam_pwquality/ https://www.systutorials.com/docs/linux/man/8-pam_pwquality/