Glossary
Cyber security fundamental words listWords list
9 terms
UDP Scan
UDP scans perform scans to determine which UDP ports are open.
Unicast
Broadcasting from host to host.
Uniform Resource Identifier (URI)
The generic term for all types of names and addresses that refer to objects on the World Wide Web.
Uniform Resource Locator (URL)
The global address of documents and other resources on the World Wide Web. The first part of the address indicates what protocol to use, and the second part specifies the IP address or the domain name where the resource is located. For example, http://www.pcwebopedia.com/index.html .
Unix
A popular multi-user, multitasking operating system developed at Bell Labs in the early 1970s. Created by just a handful of programmers, Unix was designed to be a small, flexible system used exclusively by programmers.
Unprotected Share
In Windows terminology, a "share" is a mechanism that allows a user to connect to file systems and printers on other systems. An "unprotected share" is one that allows anyone to connect to it.
User
A person, organization entity, or automated process that accesses a system, whether authorized to do so or not.
User Contingency Plan
User contingency plan is the alternative methods of continuing business operations if IT systems are unavailable.