Sequence Transposition Tutorial

Background

This cipher is an extension of the Null Sequence cipher introduced by SCORPIUS (JA2012) to a transposition type of cipher. It was inspired by conversations between LIONEL and MSCREP concerning the sequence technique. The Sequence Transposition Cipher (STC) was introduced in the ND2015 issue of the Cryptogram (Cm). Continue reading Sequence Transposition Tutorial