An authentication method that proves the identity of users logging into a network. When a user logs in, the access server or authentication server sends a random number (the challenge) to the client.

It only works in IE - if you are using Netscape or another browser you're SOL. If you have to support other browsers your best bet is Basic Authentication with SSL.

In IIS (Win2K), I've disabled anonymous access for our internal time tracking app I'm building. Right now, when a user hits the site, they get the log in (unless they are viewing it internally), then ...

The DS28E10 secure authentication IC with user-programmable nonvolatile memory delivers crypto-strong challenge-and-response authentication to provide end products with copy protection and ...