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Encryption Security

DES Keyrate Rapidly Growing 18

David Hallowell writes "As you probably know the EFF's Deep Crack machine which won the last DES challenge is working with distributed.net for this contest. There's a graph which shows the performance of deep crack (labelled DC) and the rest of the distributed.net effort (labelled DCTI) which is composed of everyone running the rc5des clients. The keyrate from the combined rc5des clients is double that of Deep Crack compared to that of last time when it was less than Deep Crack (which has a constant keyrate). The combined rc5des + deep crack keyrate is also shown." Also, Team Slashdot is #2 in the top 100 if you're curious.
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DES Keyrate Rapidly Growing

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  • You are definitely doing something wrong. I have the same processor, and under Linux it gets around 2.5Mkeys/sec! Maybe rc5 client is not getting scheduled because of something else running.
  • Something my UltraSPARC systems can crunch on... my Ultra 5 managed 4.4m keys/sec even while I work on it and play MP3s in the background, et al.

    So frustrating that the RC5 is inefficient on SPARC systems :(
  • by moore ( 3400 )
    if those numbers are right we should exoust the
    key space in about 5 days
  • The most striking thing for me is the poor showing of Team EvangeList. My theory - the lack of a quick-switch client for the Mac meant a lag of several hours before most people started crunching DES blocks. It took me three hours before I remembered to force a switch.

    I think I'm going to throw in the towel on distributed.net after this, at least until they switch to OGR or Mersenne primes or whatever the new plan is. RC5-64 - who cares? It's just infinite monkeys typing and getting it sooner or later. I can't get myself worked up over SETI either.
  • If you subtract out Deep Crack's (toad.com) numbers from the #1 team, we're the fastest software-based team.

    Plus, I joined Team Slashdot just now (with keys already submitted) because it hasn't been possible to join a team for most of the past 3 weeks while the DES-TESTs were running.
  • Hmmm... maybe so... :)

    fetch and flush on my clients... now they're crunching RC5.
  • I may not be the first responder, but I am #1 on slashdot [distributed.net]'s team list.

    83 Ultra 10's will do that, I guess :)

    oh well, back to work.

  • My K6-2 300 Is cranking out the keys:

    [Jan 19 15:36:12 UTC] Completed one DES block 0033EDCB:80000000 (8*2^28 keys)
    0.00:19:40.70 - [3,637,619.83 keys/sec]

    spoke:~/rc5> uname -a
    Linux spoke.nols.com 2.2.0-pre7-ac4 #5 Sun Jan 17 14:35:16 PST 1999 i586 unknown
  • by id ( 11164 )
    Run top for a second and kill the process that's eating up your cpu. Don't leave top running though, it's a cpu hog too.
  • Who are they? Where did they come from? And , most importantly, how the hell did they scrape up three times our kkeys/sec?
  • Great, people I know were already saying that
    d.net wouldn't make it against Tha Big One, but
    now there seems to be a chance !

How many hardware guys does it take to change a light bulb? "Well the diagnostics say it's fine buddy, so it's a software problem."

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