RE: Question on encryption algorithms brittleness

2013-03-11 Thread toorandom
AES 256 can be reduced a lot, I think your 128 bit AES recommendation is better El mar 11, 2013 12:26 PM, "Yair Elharrar" escribió: > Ido, > I believe your customer is simply looking for a statement that you're only > using modern public algorithms, with key sizes above 128 bit, and not some > pr

RE: Question on encryption algorithms brittleness

2013-03-11 Thread Yair Elharrar
Ido, I believe your customer is simply looking for a statement that you're only using modern public algorithms, with key sizes above 128 bit, and not some proprietary encryption. Regarding the "life cycle process", you can refer the customer to ECRYPT's yearly report on key sizes, http://www.ec

Re: [openssl.org #3002] Communication problems with 1.0.1e

2013-03-11 Thread Kurt Roeckx via RT
On Thu, Mar 07, 2013 at 10:56:53PM +0100, Andy Polyakov via RT wrote: > > I can provide a staticly linked version of s_client with debug > > symbols if you think that's useful. But I would still need > > to know what to ask. > > I can't really think of anything specific to ask either. As suggeste

RE: Question on encryption algorithms brittleness

2013-03-11 Thread Salz, Rich
Find an unhappy employee and offer them a couple-hundred thousand Euro for their password. The question/requirement as stated is unanswerable, and certainly not by the well-meaning volunteers who frequent this list. /r$ -- Principal Security Engineer Akamai Technology Cambridge, MA _

Re: Question on encryption algorithms brittleness

2013-03-11 Thread Ben Laurie
On 11 March 2013 11:09, Ido Regev wrote: > Hi, > > > > I haven't found a reply to the specific question the customer is asking me. > > Any other direction will be greatly appreciated. The problem is that the spec is rather vague - who knows what I might invent as a custom build to break their par

RE: Question on encryption algorithms brittleness

2013-03-11 Thread Green, Paul
Ido, Perhaps you should hire Bruce Schneier or a similar expert. Or read his books, which cover this topic in depth and are quite understandable to any well-educated software engineer. Also, see his web site and blog for much useful information. My own personal take is that these require

RE: Question on encryption algorithms brittleness

2013-03-11 Thread Ido Regev
Hi, I haven't found a reply to the specific question the customer is asking me. Any other direction will be greatly appreciated. Ido From: owner-openssl-...@openssl.org [mailto:owner-openssl-...@openssl.org] On Behalf Of Jason Gerfen Sent: Wednesday, March 06, 2013 4:29 PM To: openssl-dev@opens

Re: [openssl.org #3005] Invalid cpuid on Cyrix

2013-03-11 Thread Kurt Roeckx
On Mon, Mar 04, 2013 at 08:08:58PM +0100, Andy Polyakov via RT wrote: > Hi, > > As soon as user can confirm that > http://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=5702e965d759dde8a098d8108660721ba2b93a7d > > does the trick, it goes to stable branches. Yes, the user confirmed that t

RE: FIPS mode

2013-03-11 Thread Leon Brits
Hi Tom, Thanks for your reply. I did read the user guide and do understand that I cannot use the library directly. This is shown in my explanation where I try to change the compiler to use the script. Thanks for all the other suggestions - I will definitively order the CD. After I read your ema