GIAC
GSEC · Question #118
GSEC Question #118: Real Exam Question with Answer & Explanation
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Question
Your system has been infected by malware. Upon investigation, you discover that the malware propagated primarily via email. The malware attacked known vulnerabilities for which patches are available, but due to problems with your configuration management system you have no way to know which systems have been patched and which haven't, slowing your progress in patching your network. Of the following, which solution would you use to protect against this propagation vector?
Options
- AEncrypt the emails on the server
- BScan and block suspect email attachments at the email server
- CInstall a firewall between the email server and the Internet
- DSeparate the email server from the trusted portions of the network
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