[LINK] OpenBSD: The most secure OS around

[Ralph Wallis]

On Tuesday, 06 Nov 2001 at 21:38, Danny Yee <danny@anatomy.usyd.edu.au> wrote:
> Actually, if you read some of the stories about the earliest crackers,
> back before the Internet took off, I think you'll find that quite
> a lot of the things they penetrated were running on "big iron".
> That may have been because that's all that was around then, of course.

they predate RACF, which is the basis of the security systems
brd referred to:
http://www-1.ibm.com/servers/eserver/zseries/zos/racf/racfhp.html

> But these days the operating system is increasingly irrelevant
> compared to the applications, which are often the same.  I believe
> you can now run Apache on an AS/400, for example, and I suspect that
> it's not necessarily more secure there than running on Linux or Unix.

MVS had a posix compliance module (add-on) that ran X-windows, etc etc
back in '95. OTOH MVS is very good for creating sand boxes. (MVS = multiple
virtual systems)