00348nam a22001457a 4500 OSt 20241016124111.0 241016b |||||||| |||| 00| 0 eng d 9781788823074 Mack, Markus Cyber security United Kingdom ED-Tech press 2022 ddc D 005.8 M19C 27805 27805 0 0 ddc 0 0 TXB CURAJ CURAJ 2024-10-16 CSC 2 005.8 M19C 38445 2025-12-01 2025-10-28 2024-10-16 D