Re: OPIE considered insecure

2009-03-02 Thread Benjamin Lutz
On Monday 02 March 2009 03:14:15 Chris Palmer wrote: > Why are people logging into their remote servers from > assumed-untrustworthy clients at all? Because the inconvience of not using whatever service or data the server is providing is considered greater than the security risk. Cheers Benjamin

Re: OPIE considered insecure

2009-02-12 Thread Benjamin Lutz
Hi Alexander, On Thursday 12 February 2009 10:41:19 Alexander Leidinger wrote: > - Implement something which is similar o freeauth.org, just better > implemented and without the "not so good" stuff / design decissions. > > Short: they need something you know (PIN) + something you have (e.g. > toke

Re: OPIE considered insecure

2009-02-11 Thread Benjamin Lutz
Hello, I've been thinking about what to do about OPIE, and I see the following possibilities. (Note: this is mainly just a braindump to collect my thoughts; many details that seem obvious to me are omitted. I'm making it public because others might be interested in it too.) - Enhance OPIE to u

OPIE considered insecure

2009-02-09 Thread Benjamin Lutz
Hello, I run a firewall where I use OPIE one time passwords for external logins, figuring that this gives me some added protections if I ever need to access it from untrustworthy hosts. A message about the weakness of MD5 got me thinking that maybe a better algorithm could be used for OPIE, and

Re: A new kind of security needed

2008-07-30 Thread Benjamin Lutz
On Tuesday 29 July 2008 04:36:27 Tim Clewlow wrote: > I'd like to offer a possible solution that I believe can be both > secure and usable. This will use the AID concept outlined above. > > (Note, when I refer to a rwx flag in the following paragraphs, I am > talking about a flag in a 4th group, ie

Re: Closing information leaks in jails?

2005-08-19 Thread Benjamin Lutz
Attila Nagy wrote: > Hello, > > I'm wondering about closing some information leaks in FreeBSD jails from > the "outside world". > > Not that critical (depends on the application), but a simple user, with > restricted devfs in the jail (devfsrules_jail for example from > /etc/defaults/devfs.rules) c