Re: correct format for the md5 files?

2006-12-08 Thread Bertrand Delacretaz
On 12/8/06, Chris Hostetter [EMAIL PROTECTED] wrote: ...but it got me wondering, what format do we want?... The format that Yonik used works (on my macosx system, but also under Linux I suspect) with md5sum -c apache-solr-1.1.0-incubating.tgz.md5 which is convenient I think. -Bertrand

Re: correct format for the md5 files?

2006-12-08 Thread Chris Hostetter
: The format that Yonik used works (on my macosx system, but also under : Linux I suspect) with : : md5sum -c apache-solr-1.1.0-incubating.tgz.md5 hey look at that ... a -c option on md5sum. The FreeBSD md5 command doesn't seem to have a corrisponding check command, so making sure md5sum -c

Re: correct format for the md5 files?

2006-12-08 Thread WHIRLYCOTT
This isn't as urgent as you make it out to be. There are just a few people in the world, mostly Chinese researchers, who have the capability to do this. I agree that SHA is better, but this clearly isn't the type of thing that should hold up a Solr release! phil. On Dec 8, 2006, at 4:37

Re: correct format for the md5 files?

2006-12-08 Thread Simon Willnauer
Hello, I'm wondering why people still use MD5 for digital signatures and / or checksums. Recent results on the analysis of MD5 reduce the effort to find collisions to a few minutes on an old notebook. Thus, collision and multi-collision attacks on MD5 are feasible and practical. I would recommend

Re: correct format for the md5 files?

2006-12-08 Thread Simon Willnauer
True, so do it proper if you can. best regards simon On 12/8/06, WHIRLYCOTT [EMAIL PROTECTED] wrote: This isn't as urgent as you make it out to be. There are just a few people in the world, mostly Chinese researchers, who have the capability to do this. I agree that SHA is better, but this

Re: correct format for the md5 files?

2006-12-08 Thread Simon Willnauer
Oh by the way I do have 2 people in this room being able to find collisions to md5 within the next 15 minutes. But it is true that this is quiet hypothetical . anyway... yours simon On 12/8/06, Simon Willnauer [EMAIL PROTECTED] wrote: True, so do it proper if you can. best regards simon On

Re: Re: correct format for the md5 files?

2006-12-08 Thread Mike Klaas
On 12/8/06, Simon Willnauer [EMAIL PROTECTED] wrote: Oh by the way I do have 2 people in this room being able to find collisions to md5 within the next 15 minutes. But it is true that this is quiet hypothetical . anyway... Can they also produce a malicious distribution of solr which hashes

Re: Re: correct format for the md5 files?

2006-12-08 Thread Chris Hostetter
: It _is_ a valid concern in general (I would never use md5 as a : cryptographic hash, e.g., for passwords), but significantly less of a : concern for this use. The most important role of the hash is to : ensure no corruption occurred during transfer. Bingo: We checksum the files with MD5, we

Re: Re: correct format for the md5 files?

2006-12-08 Thread Yonik Seeley
On 12/8/06, Chris Hostetter [EMAIL PROTECTED] wrote: : It _is_ a valid concern in general (I would never use md5 as a : cryptographic hash, e.g., for passwords), but significantly less of a : concern for this use. The most important role of the hash is to : ensure no corruption occurred during