.TH SCREENLOCK 1 .SH NAME screenlock \- disable access to a terminal .SH SYNOPSIS .B screenlock [ .B -p ] .SH DESCRIPTION .I Screenlock grabs the screen, keyboard, and mouse devices to disable access to a Plan 9 terminal. The screen can be unlocked by typing the password followed by a newline. .PP The .B -p option sets the password. .SH FILES .TP .B /usr/$user/lib/lockhash the SHA1 hash of the password .SH SOURCE .B /sys/src/cmd/screenlock.c .SH BUGS Use of this program is anti-social.