Re: MD5

2006-07-04 Thread Chet Uber
en pro-active advocacy of new protocols to deprecate old ones, and removal of a key feature upon which many tools and protocols are still relying. You have a valid point and again as I have gotten off topic I am going to "tap out". CU Chet Uber President and Principal Scientist

Re: MD5

2006-07-04 Thread Chet Uber
On Jul 4, 2006, at 3:00 AM, Gilles Chehade wrote: Chet Uber wrote: Theo, Also the last I checked obsd still supports MD5 CU Can you please explain why it should not ? Can you please find a collision for 3d16b4f76338838044b90ffae5e71cb5 ? 1. No, but you can certainly find the numerous

MD5

2006-07-03 Thread Chet Uber
Theo, Also the last I checked obsd still supports MD5 CU Chet Uber President and Principal Scientist SecurityPosture, Inc. 3718 N 113th Plaza, Omaha, NE 68164 vox +1 (402) 505-9684 | fax +1 (402) 932-2130 | cell (402) 813-3211 [EMAIL PROTECTED] | www.securityposture.com

Re: Preventing password reuse

2006-07-03 Thread Chet Uber
Not to bicker, but the resources needed to use a database of all possible passwords even with alphanumerics and salted is very finite -- albeit large. OpenBSD's blowfish passwords have 128-bits of salt. A table of all 8 character (lower-case only) alphanumeric passwords would require 2^128 *

Re: Preventing password reuse

2006-07-03 Thread Chet Uber
problem above is above our financial capacity or need. We mainly deal with the issues related to login() and the use of MD5. If your adversary is the NSA I would not rest assured that it can't already happen. CU Chet Uber President and Principal Scientist SecurityPosture, Inc. 3718 N

Re: Preventing password reuse

2006-07-03 Thread Chet Uber
er passwords. We are currently working on one that will handle 13 character strings and hope to have it running by the end of the year. Just don't want people to think that they are safe as is not an NP- complete problem. It is an NP-hard problem however. CU Chet Uber Presiden

Re: Preventing password reuse

2006-07-03 Thread Chet Uber
On Monday 03 July 2006 17:37, Jeff Simmons wrote: A client is setting up a password policy, and would like to prevent users from reusing a password for a period of time (four changes ninety days apart). Is there a way to do this, either within the OS or via a program in ports? I've been look

Re: OpenBSD on "Rackable Systems" servers?

2006-06-26 Thread Chet Uber (Cox)
ng love to share. They seem open to putting together an OpenBSD-supported SKU and making it orderable from the web site (I'll strongly recommend including an official CD set with each order). Anything else I should ask about? I am just a user and not a developer of obsd, but Go, F

Re: openbsd and the money -solutions

2006-03-24 Thread Chet Uber
ngs under < $50 CU Chet Uber President and Chief Scientist SecurityPosture, Inc. 3718 N 113 Plaza, Omaha, NE 68164 vox +1 (402) 505-9684 | fax +1 (402) 932-2130 | cell (402) 813-3211 -- This communication is confidential to the parties it was intended to serve --

Re: OpenBSD VMWare image too popular

2006-01-08 Thread Chet Uber (Cox)
Our firm may have the bandwidth, but I have to check with operations. Will reply in full on Monday. We use obsd somewhere in most of our client and our own networks and are very interested in issues related to virtualization. CU Chet Uber President and Chief Scientist SecurityPosture, Inc