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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You’ve Hired a Hacker (Section 3)

Section 3: Productivity 3.1: My hacker plays video games on company time. Abraham Lincoln said, “If I had ten hours to chop down an oak tree, I’d spend the first

You’ve Hired a Hacker (Section 1)

Section 1: Basic Understanding 1.1: Won’t my hacker break into my computer and steal my trade secrets? Point of clarification. There are two communities of people that call themselves ‘hackers’.

What are the drawbacks of signature-based antivirus software?

Every virus cannot be detected by a signature-based antivirus largely for the following reasons: * If an attacker has changed the signature of a virus, any signature-based antivirus will not