Keeping Systems Updated
An important step in protecting all systems (clients and servers) is ensuring that they’re up to date. The reason is that bugs and security flaws are regularly discovered in operating systems and applications. As they’re discovered, these flaws are often resolved, and they’re addressed as part of system updates. The entire process of discovery and resolution of security flaws includes several steps:
Chapter 1 introduced the importance of keeping systems updated in the “Hardening a Server” section.
1. Flaw Discovered The flaw may first be discovered by security personnel or by hackers. Many professional security personnel regularly examine software and discover vulnerabilities. Attackers also try to discover any flaws ...
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