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Monthly Archives: May 2018

Oh no! The certificate has expired!

Hey kids! You know those SSL certificates you obtained and installed today? Yeah, put a reminder in your calendar right now for a week before the expiry date, so you don’t get caught out. Future you will thank you.

OpenSSL on HighSierra

Recently I finally got around to reading the excellent OpenSSL Cookbook from Ivan Risti? – you can grab a free copy via https://www.openssl.org/docs/ – and the first question in my mind was “what version of OpenSSL is already installed on my Mac”. A quick check showed it’s there pre-built in HighSierra in /usr/bin: