Drop Incoming ICMPv4 Timestamp Requests ICMP Timestamp requests reveal information about the system and can be used to determine which operating system is installed. Precise time data can also be used to launch time based attacks against the system. Configuring the system to drop incoming ICMPv4 timestamp requests mitigates these risks. [no/yes] To check if the system is configured to process ICMP timestamp requests, run the following command: sysctl net.inet.icmp.timestamp If the value is not set to '0', this is a finding. oval:org.secpod.oval:def:44295 SCAP Repo OVAL Definition 2018-02-21