Event ID - 23

Event Id	23
Source	Microsoft-Windows-Time-Service
Description	The time provider NtpServer encountered an error while digitally signing the NTP response for symmetric peer %1. NtpServer cannot provide secure (signed) time to the peer and will not send a packet. The error was: %2
Event Information	According to Microsoft : Cause : This event is logged when time provider NtpServer encountered an error while digitally signing the NTP response for symmetric peer. Resolution : Investigate possible causes for invalid responses The error in Event Viewer should provide additional information. This may be the result of a network transmission or configuration error or an attempted computer security attack. Confirm that replication is working properly in the domain. Verify : To perform this procedure, you must have membership in Administrators or you must have been delegated the appropriate authority. To verify that the Windows Time service is synchronizing correctly: Open a command prompt as an administrator. To open a command prompt as an administrator, click Start. In Start Search, type Command Prompt. At the top of the Start menu, right-click Command Prompt, and then click Run as administrator. If the User Account Control dialog box appears, confirm that the action it displays is what you want, and then click Continue. At the command prompt, type W32TM /resync, and then press ENTER. At the command prompt, type W32TM /query /status, and then press ENTER. This command displays the status of the Windows Time service synchronization. The Last Successful Sync Time line of the output displays the date and time that you ran the W32TM /resync command in the previous step.
Reference Links	Event ID 23 from Source Microsoft-Windows-Time-Service

Catch threats immediately

We work side-by-side with you to rapidly detect cyberthreats
and thwart attacks before they cause damage.

See what we caught