home/glossary/Backdoor

Backdoor

nounid 1637·updated May 9, 2026
verified

An undocumented way of gaining access to a computer system. A backdoor is a potential security risk.

polysemousMWE

Attested in

No recorded attestations. They are written when an MWE tagging stage is completed, stamped with the pack version and the document’s digest.

Classifications

Entity Type

Vulnerability92%llm-generatedllm:claude-haiku-4-5

Sensitivity

unclassified

Information Class

unclassified

Variants

synonym
back doorback entrancebackdoor
alternatephrasing
Back doorBack Door
plural
Backdoors
possessive
Backdoor's
pluralpossessive
Backdoors'

Framework definitions

SANS Glossary of Security Terms1 senseview framework →
§1
A backdoor is a tool installed after a compromise to give an attacker easier access to the compromised system around any security mechanisms that are in place.
ISACA Cybersecurity Glossary1 senseview framework →
§1
A means of regaining access to a compromised system by installing software or configuring existing software to enable remote access under attacker-defined conditions
NISTIR 7298: Glossary of Key Information Security Terms, Revision 21 senseview framework →
§1
An undocumented way of gaining access to a computer system. A backdoor is a potential security risk.
CNSSI-4009 (Glossary of Information Assurance Terms)1 senseview framework →
§1
Typically unauthorized hidden software or hardware mechanism used to circumvent security controls.
NIST SP 800-821 senseview framework →
§1
An undocumented way of gaining access to a computer system. A backdoor is a potential security risk.
Wordset Dictionary3 sensesview framework →
§1
a secret or underhand means of access to a place or a position
§2
an entrance at the rear of a building
§3
an undocumented way to get access to a computer system or the data it contains
Legacy lexicon import1 senseview framework →
§1 · legacy_primary
An undocumented way of gaining access to a computer system. A backdoor is a potential security risk.
DR-088 backfill from the noun definition column

Outgoing relationships

No outgoing triples
This term is not the subject of any RDF-style relationship yet.

Incoming relationships

No incoming triples
No other term currently asserts a relationship to this one.