Re: [Haifux] MD5 collisions

2004-08-18 Thread Eli Billauer
Hello Muli (and welcome back). When and where are these lectures going to take place? Thanks, Eli Muli Ben-Yehuda wrote: On Tue, Aug 17, 2004 at 11:57:45AM +0200, Eli Billauer wrote: (and sorry for not coming yesterday. I really wanted to hear the combined lecture, but was

Re: [Haifux] MD5 collisions

2004-08-18 Thread Muli Ben-Yehuda
On Wed, Aug 18, 2004 at 11:46:29AM +0200, Eli Billauer wrote: Hello Muli (and welcome back). Thank you When and where are these lectures going to take place? Telux: Sept 5. See http://www.cs.tau.ac.il/telux/ IBM HRL: Sept 7. Contact me offlist for details. Cheers, Muli -- Muli Ben-Yehuda

[Haifux] [Crypto@Haifux] MD5 collisions

2004-08-18 Thread Orr Dunkelman
On Wed, 18 Aug 2004, Shachar Shemesh wrote: Orr Dunkelman wrote: This is true, but has no meaning. A paper to be presented tomorrow in Santa Barbara by Antoine Joux (who found the collision in SHA-0), explains that to attack such a scheme: h(x) = SHA-1(x) || MD5(x) is as hard as breaking

[Haifux] Lecture after W2L

2004-08-18 Thread Orr Dunkelman
After a lot of crypto stuff went here, I was wondering whether an introducary lecture about [EMAIL PROTECTED] would interest you. The idea is to talk about: a) private key encryption - why, who and how (and what do we mean when we say something was broken) b) public key encryption - why who and

Re: [Haifux] MD5 collisions

2004-08-18 Thread Shachar Shemesh
Orr Dunkelman wrote: This is true, but has no meaning. A paper to be presented tomorrow in Santa Barbara by Antoine Joux (who found the collision in SHA-0), explains that to attack such a scheme: h(x) = SHA-1(x) || MD5(x) is as hard as breaking the harder between the two (under birthday attacks).

Re: [Haifux] MD5 collisions

2004-08-18 Thread Eran Tromer
Hi, On 08/18/2004 04:01 PM, Shachar Shemesh wrote: Also, I wrote a newbie friendly explanation of what happens there in my blog. http://www.israblog.co.il/35850. ... which includes: , , , . , . , , , . ,. As far as I

RE: [Haifux] Lecture after W2L

2004-08-18 Thread Tzahi Fadida
yeah sounds great. Regards, tzahi. -Original Message- From: Haifux - Haifa Linux Club [mailto:[EMAIL PROTECTED] On Behalf Of Orr Dunkelman Sent: Wednesday, August 18, 2004 3:16 PM To: Haifa Linux Club Subject: [Haifux] Lecture after W2L After a lot of crypto stuff

Re: [Haifux] Lecture after W2L

2004-08-18 Thread Avi Chen {Allnet Computers}
WELCOMED WELCOMED WELCOMED Avi Chen {Allnet Computers} mailto:[EMAIL PROTECTED] mailto:[EMAIL PROTECTED] Tel: 04-8345825 Mobile: 052-2992675 - Original Message - From: Orr Dunkelman [EMAIL PROTECTED] To: Haifa Linux Club [EMAIL PROTECTED] Sent: Wednesday, August 18, 2004 3:15 PM