Wi-Fi security may be cracked, and it's a very, very bad thing

Wi-Fi, the wireless data transfer technology practically all of us use on a daily basis, is in trouble. 

The WPA2 security protocol, a widespread standard for Wi-Fi security that's used on nearly every Wi-Fi router, has apparently been cracked. 

The details on the security exploit, which is called KRACK, or Key Reinstallation Attacks, are to be released at 8am ET Monday on the site www.krackattacks.com.

But according to a new advisory by US-CERT, via Ars Technica, there are "several key management vulnerabilities" in WPA2, allowing for "decryption, packet replay, TCP connection hijacking, HTTP content injection." The worst part? These are "protocol-level issues," meaning that "most or all correct implementations of the standard will be affected." Read more...