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Computer Security Resource Center

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worm

Abbreviation(s) and Synonym(s):

Write Once Read Many
Write Once, Read Many
Write-Once Read-Many
Write-Once, Read-Many

Definition(s):

  A computer program that can run independently, can propagate a complete working version of itself onto other hosts on a network, and may consume computer resources destructively.
Source(s):
NIST SP 800-82 Rev. 2 under Worm from RFC 4949

  A self-replicating program that propagates itself through a network onto other computer systems without requiring a host program or any user intervention to replicate.
Source(s):
NIST SP 800-28 Version 2 under Worm

  Write-Once Read Many. Also see CD-R.
Source(s):
NIST SP 800-88 Rev. 1 under WORM

  A self-replicating, self-propagating, self-contained program that uses networking mechanisms to spread itself. See Malicious Code.
Source(s):
CNSSI 4009-2015
NIST SP 800-12 Rev. 1 under Worm from CNSSI 4009

  A computer program or algorithm that replicates itself over a computer network and usually performs malicious actions.
Source(s):
NIST SP 800-47 [Superseded] under Worm