Ever wonder whether an email address someone gave you—say [email protected]—actually exists? Tech blogger Amit Agarwal explains how to verify an email address using both simple and decidedly geekier ...

With these free online tools, you can immediately check whether your email address has been leaked on the internet and is associated with stolen data. One of the two tools, haveibeenpwned, has just ...

Whether it’s a substantive danger or just repackaged data that’s nothing new, its presence should yet again raise awareness of the steps everyone should take to keep themselves safe online. And if you ...

How do you find out if a user has entered a valid email address? Do you check for an at-sign, or is it more complicated? For many developers the answer is a regular expression, a little bit of code ...