1. Protocol: how control exists after decentralization Galloway, Alexander R., 1974- Cambridge, Massachusetts : MIT Press, [2006] ACT101
2. Fundamentals of information systems security Kim, David (Information technology security consultant), Burlington, Massachusetts : Jones & Bartlett Learning, [2022] FINT301
3. Data communications and networking with TCP/IP protocol suite Forouzan, Behrouz A., New York, NY : McGraw-Hill, [2022] GED112
