(This book introduces system security and common commands, registry security, group policy, local security policy and computer management, clearing system, network and software records, analysis of commonly used hackers, network account and password attack and defense, common Trojan horse attacks and defenses, malicious Code attack and prevention, U disk virus attack and prevention, network system vulnerability attack and prevention, encryption technology, password and data recovery, and the use of anti-virus software and firewalls. This document includes the following attachments:
The new hacker attack and defense from entry to master.pdf
.....)