CompTIA Security+ Exam Prep

Answer: A - Unpatched systems are a problem for security implementation. Once security issues are identified, vendors develop patches or updates to address and fix these security holes. However, these often do not get installed on the systems that are vulnerable. The reasons for this vary: administrators may not keep up to date on the recent security vulnerabilities and patches, they may not fully understand the importance of these patches, or they may be afraid the patches will cause other problems.