Packet Storm - Information Security News, Files, Tools, Exploits, Advisories and Whitepapers http://packetstormsecurity.org/ en-us Mon, 28 May 2012 12:00:40 GMT 144400 http://packetstormsecurity.org/ http://www.google-analytics.com/__utm.gif?utmwv=1.3&utmn=2226807190&utmcs=ISO-8859-1&utmsr=31337x31337&utmsc=32-bit&utmul=en-us&utmje=0&utmfl=-&utmcn=1&utmdt=Files%u2248%20Packet%20Storm&utmhn=packetstormsecurity.org&utmr=-&utmp=%2Fgroups%2Fteso%2Fchap.pdf%2F&utmac=UA-18885198-1&utmcc=__utma%3D32867617.2226807190.1338206440.1338206440.1338206440.1%3B%2B__utmz%3D32867617.1338206440.1.1.utmccn%3D(direct)%7Cutmcsr%3D(direct)%7Cutmcmd%3D(none) http://packetstormsecurity.org/files/25804/chap.pdf http://packetstormsecurity.org/files/25804/chap.pdf http://packetstormsecurity.org/files/25804/chap.pdf.html Tue, 26 Feb 2002 06:28:20 GMT Weaknesses in the CHAP protocol as used within PPP and PPTP. Allows authentication in PPTP networks without knowing valid login/password combinations. This authentication scheme is widely used at universities (WLAN networks). A link to a special pppd which is able to authenticate without valid /etc/ppp/chap-secrets is included.