Whois queries are used to determine the IP address ranges associated with clients. A whois query can be run on most UNIX environments. In a Windows environment, the tools such as WsPingPro and Sam Spade can be used to perform whois queries. Whois queries can also be executed over the Web from www.arin.net and www.networksolutions.com.

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Registry Tips and Tricks

Display Your Quick Launch ToolbarTip: Is your Quick Launch toolbar missing from the taskbar? To display your familiar Quick Launch toolbar: Right-click an empty area on the taskbar, click Toolbars,

Detecting New Rootkits

A new rootkit can either be one that has never been seen before, or one that uses new technologies or previously unused methods of attack. Or both. Andthat is where

What are the security holes in the Basic Authentication scheme?

The Basic Authentication scheme uses the username and password and encrypts the password using base64 encoding. In spite of this, there are still many security holes in the Basic Authentication