Christopher Cook
@webprofusion
Software Developer for a couple of decades. Father, Nerd, Metal Guitarist. Shrouded Keybag.
https://t.co/P6XrmhLEuE, https://t.co/uDRHPib4e9 and others.
ID:269765480
https://webprofusion.com 21-03-2011 12:12:00
12,5K Tweets
664 Followers
1,4K Following
HTTP validation tip: If you have been filtering incoming port 80 IP ranges for HTTP validation on your server, don't!
Let's Encrypt have switched on more global validation perspectives and filtering will likely result in failed secondary validation: community.letsencrypt.org/t/lets-encrypt…