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1
by Sigmon, Richard Klima. Neil
Published 2012
Chapman and Hall/CRC
Table of Contents: “.... Transposition Ciphers; 4. The Enigma Machine and Navajo Code; 5. Shift and Affine Ciphers; 6. Alberti...”
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2
by Klima, Richard, Klima, Richard E., Sigmon, Neil, Sigmon, Neil P.
Published 2018
Chapman and Hall/CRC
“..., ADFGVX, Alberti, Vigene re, and Hill ciphers. It also includes coverage of the Enigma machine, Turing...”
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3
by Cook, Peter
Published 2018
Routledge
Table of Contents: “...; Chapter 8: Connecting collective synapses; Open source teams; Machinery, machine bureaucracies and enigma...”