Welcome to my website

My name is Graham Edgecombe and I'm a software developer from the UK. This website is a place for me to share information about some of my projects and publish photos and blog posts. I've also uploaded the slides to some technical talks that I have given. There's also some information about me and a collection of links to other websites that I find interesting. Feel free to get in touch if you have any questions.

Blog

Compressing X.509 certificates

I run a Certificate Transparency monitor which retains a copy of all the certificates it downloads. As CT logs are append-only, the monitor’s disk usage keeps creeping upwards. I’m always on the look out for ways to optimize disk usage to delay the need to buy bigger disks!

Read more

Photography

See more