Interesting Facts about Work. 1  Work is a scalar quantity, not a vector quantity. 2  Another unit of work is the foot-pound. 3  The joule is also used as the standard unit of measure for energy. 4  Negative work is when force acting on an object hinders the object's displacement.
(Ä«-pÄ spoofÂ´ing) (n.) A technique used to gain unauthorized access to computers, whereby the intruder sends messages to a computer with an IP address indicating that the message is coming from a trusted host.
IP Address Spoofing Attacks. IP address spoofing is one of the most frequently used spoofing attack methods. In an IP address spoofing attack, an attacker sends IP packets from a false (or âspoofedâ) source address in order to disguise itself.