SSL Handshake Guide Covering Each Step and the Fixes That Prevent Outages
Why would a website that passes every uptime check still show customers a security warning? In most cases, the server is running and the network is healthy. The failure happens earlier, during the brief exchange in which the browser and the server agree on how to communicate securely. That moment is the SSL handshake. If it goes wrong, users get an error page while your dashboards stay green. Maybe a certificate expired; maybe a routine change left both sides on different protocol versions.