Xscreensaver is both a lock-screen and a screensaver, so for jwz, that should be fine. [edit] It is missing what jwz calls the "blank" state (i.e. screensaver

Xscreensaver is both a lock-screen and a screensaver, so for jwz, that should be fine. [edit] It is missing what jwz calls the "blank" state (i.e. screensaver showing, but no password required to unlock).