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    Groups List

  • Kryptos is a sculpture located at CIA HQ containing an encrypted message. Three of the four parts have been solved. This group is for people interested in working together to find a...
    2935 members Last activity Mar 26
  • Attempts to Crack the cipher sent by composer Edward Elgar to Dora Penny in 1897
    388 members Last activity 3:12 PM
  • To exchange views and discuss the "£10,000 cipher challenge" in Simon Singh's "The Code Book." The challenge was solved on October 12, 2000, by Fredrik Almgren, Gunnar...
    2541 members Last activity Apr 18, 2014
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  • The D'Agapeyeff cipher is an as-yet unbroken cipher that appears in the first edition of Codes and Ciphers, an elementary book on cryptography published by the Russian-born English cartographer...
    40 members Last activity May 11, 2014
  • Acolytes Special Ops "Virtus Junxit Mors Non Separbit"
    32 members Last activity Feb 11
  • بسم الله الرحمن الرحيم مرحب بكم فى جروب النمر الاسود تم التصميم بواسطة حوده المفترس ايمن معوض ايهاب سوبر مان سونيك اسبيدر جروب النمر الاسود لكل ماهو جديد وجديد من مصارعة/افلام/هكر...
    1222 members Last activity 7:34 PM
  • Discussion area for present and former members of the Naval Security Group. No classified information allowed!
    86 members Last activity 9:29 PM
  • Global perspective on sick buildings
    26 members Last activity Nov 4, 2014
  • mkabipp
    1118 members Last activity Dec 9, 2013
  • Mailing list for discussion of the cipher challenge released by Tracy Cobbs in March 2015. This cipher challenge was intended to highlight and honor the 25th anniversary of the dedication of the Kryptos sculpture.
    10 members Last activity Mar 26