OPNsense on Twitter: "To update acme-client plugin for root expiry issue we put out a hotfix 21.7.3_3 which also includes a backend fix for CPU load ease after updates and a validation
533 'Layer0 TLS Host Mismatch or Expired TLS Certificate' - Issues - Edgio Community Forums
vRA Cloud Infoblox Plugin throws a certificate chain error during authentication process (80557) | VMware KB
Nessus Manager v8.11.0 - "Request to plugins.nessus.org failed"