May 15 10:40:50 hostname texserver: pam_unix(texpress:auth): authentication failure; logname= uid=0 euid=0 tty= ruser=USERB rhost=123.456.789.000 user=USERB
May 15 10:40:50 hostname texserver: pam_sss(texpress:auth): authentication failure; logname= uid=0 euid=0 tty= ruser=USERB rhost=123.456.789.000 user=USERB
May 15 10:40:50 hostname texserver: pam_sss(texpress:auth): received for user USERB: 7 (Authentication failure)
May 15 10:40:53 hostname texserver: pam_unix(texpress:auth): authentication failure; logname= uid=0 euid=0 tty= ruser=USERB rhost=123.456.789.000 user=USERA
May 15 10:40:53 hostname texserver: pam_sss(texpress:auth): authentication success; logname= uid=0 euid=0 tty= ruser=USERB rhost=123.456.789.000 user=USERA