Secure Your Server Login In Linux

pam_tally2 module is used to lock user accounts after certain number of failed ssh login attempts made to the system

Lets Start Configuration :::

Use ‘/etc/pam.d/password-auth‘ configuration file to configure login attempts accesses. Open this file and add the following AUTH configuration line to it at beginning of the ‘auth‘ section.

auth required pam_tally2.so file=/var/log/tallylog deny=3 even_deny_root unlock_time=1200

Then Add>>>>>>>>>>>>

account required pam_tally2.so

How To RESET???

Verify: pam_tally2 --user=tecmint

Then RESET:

pam_tally2 --user=tecmint --reset