Hw #6 Another Five more Key words:

1. Sxipper: ” is a free Firefox add-on that saves you time by keeping track of an unlimited number of usernames and passwords as well as the personal data you share every day over the web “, by http://www.sxipper.com/
   
2. VOIP:” is a general term for a family of transmission technologies for delivery of voice communications over IP networks such as the Internet or other packet-switched networks.”, by http://en.wikipedia.org/wiki/Voip
   
3. Trojan:” in the context of computing and software, describes a class of computer threats (malware) that appears to perform a desirable function but in fact performs undisclosed malicious functions that allow unauthorized access to the host machine, giving them the ability to save their files on the user's computer or even watch the user's screen and control the computer.” by http://en.wikipedia.org/wiki/Trojan_horse_(computing)
   
4. Telnet: “is a deprecated protocol used to remotely log in to another computer or some communication equipment (usually running some UNIX variant) over a network. The telnet protocol offers no security, sending all communications, including passwords, over the wire in plain text “, by http://wiki.dreamhost.com/Telnet
   
5. Denial-of-service:” attack is characterized by an explicit attempt by attackers to prevent legitimate users of a service from using that service. Examples include attempts to "flood" a network, thereby preventing legitimate network traffic” by http://www.cert.org/tech_tips/denial_of_service.html