Measure, optimise then measure again: further refining “Have I been pwned?”
As I’ve written in the past [https://www.troyhunt.com/2013/12/micro-optimising-web-content-for.html], I put an awful lot of effort into making Have I been pwned? [https://haveibeenpwned.com/] (HIBP) fast. Not just a bit fast, blisteringly fast and that includes when it’s under a huge amount of load [https://www.troyhunt.com/2014/09/10-things-i-learned-about-rapidly.html]. But there was something bugging me with the site when it came to performance and it was this: That’s right, 33 images loa...