In this short post I will describe how to force your DDNS service to periodically refresh your IP on your pfSense. In theory, that should never be needed because when your WAN IP changes, DDNS service should notice it and update your IP on demand. However, I have notice my IPSEC tunnel never reconnected after…
Tag: en_US
How to fix R3 CA/Certificate issue on pfSense (expired on September 29th, 2021)
On Wednesday, September 29th 2021 a widely used Certificate Authority (CA) from Let’s Encrypt expired and brought the world to its knees. Well, at least my homelab, anyways. The exact message would be something like “The following CA/Certificate entries are expiring: Certificate Authority: Acmecert: O=Let’s Encrypt, CN=Let’s Encrypt Authority R3, C=US” The fix is quite…