From Sept. 1, 2020, browsers will no longer accept publicly trusted TLS webserver certificates valid for longer than 398 days. This announcement made in February by Apple and followed by Chrome and Mozilla will significantly change the way domain owners and businesses will have to administrate their TLS environment. In this bite-size session, our host Dean Coclin, CISSP, will help you understand this browser announcement:
- What it is and how it happened
- Which certificates are affected
- Mitigation strategies for shorter certificate lifetimes