Book 3.2 Faculty of Electrical and Electronic Engineering and AutomationBook 3.2 · Communication and Computer Technologies FRI-ONLINE-1-CCT1-05 Teaching Cryptography and Data Security: Simplified DES Algorithm Cite Cite this paper× Citation styleAPA 7IEEEChicago Author–DateHarvardBibTeXRIS DownloadCopy Emilia Golemanova, Tsanko Golemanov