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  • × language_ss:"d"
  • × subject_ss:"Datensicherung / Geschichte 1970-2004 (BVB)"
  1. Schmeh, K.: ¬Die WeIt der geheimen Zeichen : die faszinierende Geschichte der Verschlüsselung (2004) 0.00
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    LCSH
    Data encryption (Computer science) / History
    Subject
    Data encryption (Computer science) / History