Cheating CHAP

@inproceedings{Krahmer2002CheatingC,
  title={Cheating CHAP},
  author={Sebastian Krahmer},
  year={2002}
}
The Challenge Handshake Authentication Protocol (CHAP) is used to verify the identity of a peer in a 3-way handshake and is usually embedded in other protocols, commonly PPP. Several extensions (MS-CHAP) exist to allow the encryption of link layer packets via CHAP authenticated connections. In this paper I will describe how CHAP may be attacked, gaining… CONTINUE READING