pam_time

Enable time-based access

$ account required pam_time.so

$ echo "login ; * ; * ; Al0800-1700" >> /etc/security/time.conf

pam_time.so

pam_time restricts login by time. Configures access schedules.
The module enforces time windows. Based on time.conf rules.

Configuration in /etc/security/time.conf:
Format: services ; ttys ; users ; times
Time syntax: day/hour ranges

Account module. Requires time.conf. Time-based restrictions.

pam_time provides time-based access control for system logins.

pam(8), time.conf(5)