000			00494nam a22001457a 4500
999			_c55152 _d55152
020			_a9781718501287 (pbk)
082			_a005.8 _bGRU
100			_aGrubb, Sam
245			_aHow cybersecurity really works _ba hands-on guide for total beginners
260			_aSan Francisco _bNo Starch Press _c2021
300			_a xiv, 194 p. _b: ill., _c; 24 cm.
500			_aIncludes Index.
650			_aComputer science _vAttack targets Internet _vWireless network pirating _vEncryption cracking _vFC
942			_cBK