00494nam a22001457a 4500 0 0 0 0 PTR PTR 2024-07-05 Golden Books 13373.26 0 005.8 GRU 33943 2024-07-05 00:00:00 1 617 BK 55152 55152 9781718501287 (pbk) 005.8 GRU Grubb, Sam How cybersecurity really works a hands-on guide for total beginners San Francisco No Starch Press 2021 xiv, 194 p. : ill., ; 24 cm. Includes Index. Computer science Attack targets Internet Wireless network pirating Encryption cracking FC BK