Ars Technica

Cisco ASA VPN with RADIUS auth, locking usernames to a specific vpn group-policy

So I found this page, which indicates that the policy attribute 'group-lock' is used to limit a vpn group-policy so that valid users can only login to groups to which the radius server says they ...
Ars Technica

Configuring Authentication for MS IAS (RADIUS) and VPN 3000 Concentrator

Hey everyone... I am stumped -- View image here: http://episteme.arstechnica.com/groupee_common/emoticons/icon_smile.gif --<br><br>I have a Cisco VPN 3000 ...
Network World

Using your Active Directory for VPN authentication on ASA

For a long time the only way to use Active Directory (AD) for VPN authentication and authorization was to use a RADIUS server such as Cisco ACS that could use AD as an external database. With the ...
CSOonline

MD5 attack puts RADIUS networks everywhere at risk

A design flaw in the decades-old RADIUS authentication protocol allows attackers to take over network devices from a man-in-the-middle position by exploiting MD5 hash collisions. The “secure enough” ...