Originally Posted by Tntdruid
Glad i dont use them  |
CloudFlare is middleman providing cloud services and security among a list of other things to websites and web-based applications. Long story short, the only time you would know CloudFlare is involved is when something wrong happens. Otherwise, everything is supposed to be transparent.
For example, this same alert was posted a while ago by Discord. Their users could have had their credentials leaked as a result of this bug. Details are linked below.
(Discord) Safety Jim PSA: Cloudflare Security Issue
Other links:
Google: Project Zero Bug Report (Discovery of CloudFlare bug)
Incident report on memory leak caused by Cloudflare parser bug (As posted earlier by Cairenn)
Quantifying the Impact of "Cloudbleed"