000 00484nam a22001457a 4500
999 _c58690
_d58690
020 _a9781718501287 (pbk)
082 _a005.8
_bGRU
100 _aGrubb, Sam
245 _a How cybersecurity really works
_b: a hands-on guide for total beginners
260 _aSan Francisco
_bNo Starch Press
_c2021
300 _axviii, 194 p.
_b; ill.
_c: 24 cm.
505 _aInclude index.
650 _aComputer Security
_vInformation technology
_vComputer network
_vCybersecurity
_vFC
_vGGC
942 _cBK