CIW IBA Lesson 8 Vocabulary

Software that scans disks and programs for known viruses and eliminates them.

• anti-virus software

• asymmetric encryption

An encryption method in which two keys are used to encrypt and decrypt a message.

• asymmetric encryption

• symmetric encryption

The process of verifying the identity of a user who logs on to a system, or the integrity of transmitted data.

• authentication

• digital certificate

The process of converting encrypted data back to its original form.

• decryption

• encryption

A password-protected, encrypted data file containing message encryption, user identification and message text.

• digital certificate

• asymmetric encryption

An electronic stamp added to a message that uniquely identifies its source and verifies its contents at the time

• digital signature

• digital certificate

A security technique designed to prevent access to information by converting it into a scrambled (unreadable) form of text.

• encryption

• firewall

A security barrier that controls the flow of information between the Internet and a private network

• firewall

• encryption

A number generated by an algorithm from a text string.

• hash

• encryption

An application that installs hidden services on systems

• illicit server

• hash encryption