I Wanna Go Fast: Why Searching Through 500M Pwned Passwords Is So Quick
In the immortal words of Ricky Bobby, I wanna go fast. When I launched Pwned Passwords V2 last week, I made it fast - real fast - and I want to talk briefly here about why that was important, how I did it and then how I've since shaved another 56% off the load time for requests that hit the origin. And a bunch of other cool perf stuff while I'm here. Why Speed Matters for Pwned Passwords Firstly, read the previous post about k-Anonymity and protecting the privacy of passwords to save me repeating it all here. I've been amazed at how quickly this has been adopted since I pushed it out very early on Thursday morning my time....