Vpn-jantit-pptp -

: Often visible in the PPP configuration or CHAP response. Peer Challenge : The 16-byte random value from the client.

: MS-CHAPv2 relies on the DES algorithm, which is susceptible to brute-force attacks. vpn-jantit-pptp

Look for the MS-CHAPv2 authentication sequence. In Wireshark, you can filter for ppp.protocol == 0xc223 . You are looking for three specific packets: Challenge : The server sends a random nonce to the client. : Often visible in the PPP configuration or CHAP response