The Heartbleed vulnerability has hit the news hard in the past few days, even though the exposure has been around for a few years.
Here are some links to more information about what it is and what is being [or has been] done about it.
What’s it all about ?
Lists of popular sites and their status :
The Heartbleed Hit List: The Passwords You Need to Change Right Now (Mashable.com)
Heartbleed bug: Check which sites have been patched – CNET (CNET.com)
Check if a site has openSSL, and has it been patched
LastPass – LastPass Heartbleed checker (LastPass.com)