Lansweeper is actively scanning your network, but you notice that LSASS.exe is utilizing more than 50% of your CPU.
What is happening?
There are many individual or combined factors that could contribute to this issue, and each cause and its corresponding solution is often unique to each contributing factor.
Now what?
As stated above, this issue can have several different causes, with several different solutions.
Before delving into advanced troubleshooting however, try out the following quick actions first, as they could already solve the issue:
What else?
To further troubleshoot the issue, you can refer to the following Microsoft article:
Troubleshoot high Lsass.exe CPU usage - Windows Server | Microsoft Learn