One of my favorite things to watch on YouTube is this guy who gets into all kinds of “unbreakable” locks. Since discovering ...

What is a replay attack? A replay attack is a network, a "Man-in-the-middle" attack that involves intercepting data packets and replaying them. This means resending them as is (with no decryption) to ...

EasyDMARC, an email authentication company, also detailed the DKIM replay phishing attack Johnson described and provided technical explanations for each step. PayPal option abused in the same way.

But at the Black Hat security conference, researchers showed how a simple replay attack can roll back the safety measures built into car key fobs. How It's Supposed to Work.