I light of recent security vulnerabilities found in the OpenSLP service on ESXi. A recommended workaround is to disable the OpenSLP service all together.
Vulnerability information: https://www.vmware.com/security/advisories/VMSA-2021-0002.html
Workaround KB: https://kb.vmware.com/s/article/82374
This powershell script will help you control the OpenSLP service.
Continue reading Control OpenSLP on ESXi hosts using PowerCLI