Spam is perhaps the oldest of security problems affecting Internet users widely. A lot of effort has been put into fighting it, and yet it persists. Even the most advanced of standards for combating ...

It has become a common scenario: A reporter gets a newsworthy email forwarded out of the blue. But is the email legit? It turns out there are a few technical tools you can use to check on an email, in ...

DomainKeys Identified Mail (DKIM) lets an organization take responsibility for a message that is in transit. The organization is a handler of the message, either as its originator or as an ...

The war against spam has been a long one. Just as we get better filtering, spammers and phishers turn to more sophisticated techniques. We are even seeing ransomware attacks like Cryptolocker and ...

DomainKeys Identified Mail (DKIM) is an e-mail authentication scheme that monitors e-mail senders’ reputations based on their digital signatures, using cryptography. Because it is domain based, all ...