Computer Communication Networks Anwendungssoftware Computer Application in Administrative Data Processing Computer Science Computer communication systems Computer networks / Security measures Computer networks  Computer science Computer security Data Encryption Data and Information Security Data encryption (Computer science) Data protection Datensicherung Informatik Information Storage and Retrieval Information Systems Applications (incl. Internet) Information storage and retrieval Information technology / Management Konferenzschrift 2016 Bukarest Konferenzschrift 2023 Bukarest; Online Kryptologie Management information systems Management of Computing and Information Systems Mobile and Network Security Security Services Systems and Data Security