Glossary
Cyber security fundamental words listWords list
499 terms
Active Content
Program code embedded in the contents of a web page. When the page is accessed by a web browser, the embedded code is automatically downloaded and executed on the user's workstation. Ex. Java, ActiveX (MS)
Activity Monitors
Activity monitors aim to prevent virus infection by monitoring for malicious activity on a system, and blocking that activity when possible.
Address Resolution Protocol (ARP)
Address Resolution Protocol (ARP) is a protocol for mapping an Internet Protocol address to a physical machine address that is recognized in the local network. A table, usually called the ARP cache, is used to maintain a correlation between each MAC address and its corresponding IP address. ARP provides the protocol rules for making this correlation and providing address conversion in both directions.
Advanced Encryption Standard (AES)
An encryption standard being developed by NIST. Intended to specify an unclassified, publicly-disclosed, symmetric encryption algorithm.
Algorithm
A finite set of step-by-step instructions for a problem-solving or computation procedure, especially one that can be implemented by a computer.
Applet
Java programs; an application program that uses the client's web browser to provide a user interface.
Arpanet
Advanced Research Projects Agency Network, a pioneer packet-switched network that was built in the early 1970s under contract to the US Government, led to the development of today's Internet, and was decommissioned in June 1990.
Asymmetric Cryptography
Public-key cryptography; A modern branch of cryptography in which the algorithms employ a pair of keys (a public key and a private key) and use a different component of the pair for different steps of the algorithm.