Does Ultrix 4.0 finally have a secure /dev/*mem ?

[Art Zemon - EIS ULTRIX Unit]

In article <1990Jul31.154912.22096 at watcgl.waterloo.edu> idallen at watcgl.waterloo.edu (Ian! D. Allen [CGL]) writes:
>Is memory still world-readable under Ultrix 4.0?


No.  /dev/*mem is readable/writable only by root and readable by
group "kmem".  Appropriate programs are setgid.


    -- Art Z.
       by bits:	zemon at ioctl.mko.dec.com   or   ...!decwrl!ioctl.mko!zemon
       by air: 	Archer N33565