The IT Law Wiki



Scanning is

[s]ending packets or requests to another system to gain information to be used in a subsequent attack.[1]
[t]he process of presenting sequentially changing information to an automated system to identify those items that receive a positive response. This method is usually used to identify telephone numbers that access computers, user IDs, and passwords that facilitate access to computers, as well as credit card numbers that can be used illegally for ordering merchandise or services through telemarketing.[2]

Digital graphics[]

Scanning is

the process of analyzing successively, according to a predetermined method, the light values of picture elements constituting the total picture area.[3]


Scanning (also image scanning) is

[t]he process of converting alphanumeric or graphic information on paper or microforms to picture elements, or bit-mapped representation.[4]


  1. NIST Special Publication 800-61, rev. 1, at D-2; CNSSI 4009.
  2. Computer Crime: Criminal Justice Resource Manual, at 10.
  3. 47 C.F.R. §73.681.
  4. EPA, Vocabulary Catalog List Detail - Records Glossary (full-text).