Lesson 1: Computer threats

Subject: Foreign languages 2
Intermediate control: score -10

Lesson 1: Computer threats
Task 1: Make up your own sentences with the given words

New words	Your sentence
Hacker	a person who has a high level of skill in computer technology or programming; a computer expert or enthusiast; a person who circumvents security and breaks into a network, computer, file, etc., often, but not always, with malicious intent
ergonomics	Computer-aided ergonomics is an engineering discipline using computers to solve complex ergonomic problems involving interaction between the human body and its environment. The human body holds a great complexity thus it can be beneficial to use computers to solve problems involving the human body and the environment that surrounds it.
Protocol	the customs and regulations dealing with diplomatic formality, precedence, and etiquette. an original draft, minute, or record from which a document, especially a treaty, is prepared.
Intruder	a person who enters a building, grounds, etc, without permission
encryption	The process of encoding a message so that it can be read only by the sender and the intended recipient. Encryption systems often use two keys, a public key, available to anyone, and a private key that allows only the recipient to decode the message.
Cookie	small fies placed on your hard driver by web servers so that they can recognize your PC when you return to their site.
Freeware	computer software distributed without charge.