pam_rps: A primitive challenge-response authentication module. RECOGNIZED ARGUMENTS: debug write debugging messages to syslog throw= control the challenge(s) issued best_of= control the number of rounds echo make the user's response visible to the user verbose make the results visible to the user sun expect Sun PAM semantics linux expect Linux-PAM semantics lizard use the expanded rules spock use the expanded rules MODULE SERVICES PROVIDED: authentication AUTHOR: Nalin Dahyabhai