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

Error Messages

Error Messages Overview Think about these questions. * Why are Error Conditions and Error Messages a security problem? * What’s wrong with error conditions? * Wouldn’t an administrator want the

TCP/IP Tutorial

This tutorial is intended to supply a brief overview of TCP/IP protocol. Explanations of IP addresses, classes, netmasks, subnetting, and routing are provided, and several example networks are considered. The