NOLOGIN(8) BSD System Manager's Manual NOLOGIN(8)NAMEnologin -- politely refuse a loginSYNOPSISnologinDESCRIPTIONnologin displays a message that an account is not available and exits non-zero. It is intended as a replacement shell field for accounts that have been disabled. If the file /etc/nologin.txt exists, nologin displays its contents to the user instead of the default message.SEE ALSOlogin(1)HISTORYThe nologin command appeared in 4.4BSD.BSDFebruary 15, 1997 BSD