{"id":"kopal2019breaking","type":"speech","title":"Breaking Homophonic Substitution Ciphers with CrypTool 2 (workshop handout)","author":[{"given":"Nils","family":"Kopal"}],"issued":{"date-parts":[[2019]]},"year-text":"2019","container-title":"CrypTool","URL":"https://mysteriesdept.com/sources/SRC0D8MRKWW5B2F/breaking-homophonic-substitution-ciphers-with-cryptool-2","catalog-key":"SRC0D8MRKWW5B2F"}