Yesterday, all of a sudden, one of my Delphi programs failed to connect to various WMS servers on the internet. I got the following error message: Error connecting with SSL. error 1409442E:SSL routine:ssl3_read_bytes:tlsv1 alert protocol version Since I was using a recent version of Indy, this should not happen, according to this thread on Delphi … Continue reading Troubleshoot SSL/TLS connection with Indy →