It sounds like a stalker's or recruitment advisor's wet dream, but there are good reasons to be wary of the "Sell Hack" tool that offers to reveal any LinkedIn user's email address.
Tag Archives | email address
Who thought this was a good idea to turn on by default?
Here's how to restrict Gmail to only allow emails from people who actually, you know, *know* your email address...
Find out if you might be the victim of a big database breach with this new online tool.
If you want to sound like a spy, and have over $100 burning a hole in your pocket, this might interest you.
You can now buy your very own @nsa.org email address. Current price? $139.
A security researcher has detailed how he found a way to find out *any* Facebook user's primary email address, regardless of their privacy settings, by exploiting a weakness on the social network.