pptp

In a significant shift destined to impact IT administrators and security-savvy users across the globe, Microsoft has taken a bold step by officially deprecating two widely used Virtual Private Network (VPN) protocols: the Point-to-Point Tunneling Protocol (PPTP) and Layer 2 Tunneling Protocol...

Having an issue with a VPN. The VPN is a basic PPTP VPN which is setup on our Firewall, for a user to connect the simply create a new VPN point it to our IP and log in with a username and password. The test machine im using is a laptop running Windows 7 64-BIT Professional. I can connect to...

Revision Note: V1.0 (August 20, 2012): Advisory published. Summary: Microsoft is aware that detailed exploit code has been published for known weaknesses in the Microsoft Challenge Handshake Authentication Protocol version 2 (MS-CHAP v2). The MS-CHAP v2 protocol is widely used as an...

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Today, we published Security Advisory 2743314, which provides guidance that will help protect customers from a technique that could allow a man-in-the middle attack to obtain a user’s domain credentials when VPN is configured to use PPTP and MSCHAPv2. Customers concerned with this...

Revision Note: V1.0 (August 20, 2012): Advisory published. Summary: Microsoft is aware that detailed exploit code has been published for known weaknesses in the Microsoft Challenge Handshake Authentication Protocol version 2 (MS-CHAP v2). The MS-CHAP v2 protocol is widely used as an...

Provides recommendations for organizations that use MS-CHAP v2/PPTP to implement the Protected Extensible Authentication Protocol (PEAP) in their networks. This mitigates known attacks by encapsulating the MS-CHAP v2 authentication traffic in TLS. More...

Hi I am having problems getting VPN connections to work for power users, details below: - Client machines are domain computers (2003 domain funct lvl), running Win7 pro (64bit) - Users are domain users, with power user, and network configuration, local machine membership. - UAC has been...

So I've tried to set up a PPTP connection for browsing through that. It works fine upon initial connection but after a seemingly random amount of minutes it stops working and goes from "Internet access" to "No network access" (still connected to the VPN server). My wireless connection has...

I have a windows 7 ultimate setup at home allowing a VPN connections via ptppp using the incoming setup. I set up the Client which is my Ipad 2 the connection goes through fine authenticating and then connected internally within the network and externally outside the network. Everything seems...

Hi there. I have been at this for about two days, researching and such. And my search results have come up short, so I thought I might ask for help. I was able to access my LAN via PPTP VPN up until the other day and I can't figure out what has changed. As far as my VPN settings on my phone...

Hi everyone! I just installed Windows 7 today. I installed everything and came to make a VPN account on Windows 7! I got through all steps, it even shows me the "Verifying Username and password" message but just after that it goes to other things that i have NO IDEA what they are! I...

This seems really strange to me and would like to tell the group what has gone on with my system for the last day or so. I set up a home group over the weekend and some where along the way, I lost access my VPN at work. I tried different computers and different OS's Vista Ultimate, XP Pro, 2000...

Has anyone had any problems connecting to PPTP VPNs? In Vista I created a connection using all default settings to a PPTP VPN server (cisco router). I've not had problems connecting to the device nor the shared resources behind it. Same connection with Win7 and . . . no dice. It hunts and...