(Netizens who are interested in information security can download and read, and it should be helpful for in-depth study in the field of information security in the future. Chapter 1 Overview of Computer Information Security Chapter 2 Cryptography and Hidden Technology Chapter 3 Digital Signatures and Authentication Chapter 4 Computer Viruses and Hackers Chapter 5 Network Attacks and Prevention Chapter 6 Firewall Technology Chapter 7 Intrusion Detection Technology Chapter 8 Digital Forensic Technology Chapter 9 Operating System Security Chapter 10 Data Backup and Recovery Chapter 11 Software Maintenance Technology
Computer Information Security Overview.pdf)