What is this

[rwzsaag]

Unacceptable certificate: CN=AAA Certificate Services, O=Comodo CA Limited, L=Salford, ST=Greater Manchester, C=GB

File URL:
https://lexfridman.com/feed/podcast/

[ByteHamster]

It means that the server of the podcast host is broken. Contact the creator to get it fixed.

[Nilex]

It’s because their SSL certificate expired yesterday (11/04/2023)…