Oct 3, 2017

Configure default password policies on Linux

a. Run the following command to set the password policy to allow a minimum of 3 out of
the 4 character sets and to not all the previous 8 passwords to be used:
authconfig -- passminclass=3 -- passmaxrepeat=8
b. Open /etc/login.defs
i. Configure minimum password length of 8 by setting PASS_MIN_LEN to 8
ii. Configure maximum password age of 180 days by setting PASS_MAX_DAYS to