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.
Email spoofing is the forgery of an email header so that the message appears to have originated from someone or somewhere other than the actual source. Email spoofing is a tactic used in phishing and spam campaigns because people are more likely to open an email when they think it has been sent by a legitimate source. The goal of email spoofing is to get recipients to open, and possibly even respond to, a solicitation. Download this free guide.