Glossary of Terms
Camera phone: A small camera built into a modern cell phone.
Cold-call: A phone call that comes “out of the blue” from an unknown person.
Encryption: Converting plain “English” text into what appears to be random data.
Phishing scheme: A scheme where a “bad guy” tries to get a user to turn over sensitive data.
Plain text: Unencrypted data. Data that exists as “plain English,” for example.
Portable computers: A laptop, netbook, smart phone, or other computer designed to be used on-the-go.
Public computer: A computer that many people share and/or that is left in a public place. According to security experts, you should never use a computer if you are not reasonably sure it hasn’t been tampered with.
Public terminal: see public computer
Salt value: In cryptography, a salt value is a piece of data added to a bit of data before the data is encrypted. Salt values are used to make reverse-lookups of plain text passwords (using captured, encrypted data) more difficult.
Security certificate: A certificate issued by a third party company that validates the server in question. Any site accessed via “httpS” is using a security certificate. A security certificate can provide both encryption and authentication of a server.
Self-signed certificate: A Security Certificate where the server in question validates itself. A self-signed certificate provides encryption but NOT authentication.
Server: A server is a physical computer that is accessed by other machines. For example, every website is running on a server.
Shoulder surfing: The act of “spying” on someone (usually by looking over their shoulder) while they type their password.
Smart phone: A modern cell phone that is capable of many other functions. Examples could include: iPhone, Blackberry, Palm, Android, etc.
Trusted computer: A trusted computer is one that the user is reasonably sure has not been tampered with. A computer that stays in a locked office or at home can usually be considered “trusted.”
Web browser: A program that runs on your computer and provides access to the Internet. The most common web browsers are Internet Explorer, Firefox, Safari, Chrome and Opera.