Ttc - Terminal Type Control -program, controls the logins on those terminal types, given as argument for the ttc. You can deny any terminal type you want and/or you can set timing for any terminal type you want. Both, deny and timing has authorization check. Timing has also time bank login limit, deny access option, new configuration file, usage of wildcards in names of tty's. This new package includes also new ttc PAM module that replaces ttc -client entirely.