Security Service (MI5)

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The Security Service (MI5) is the United Kingdom’s domestic counter-intelligence and security agency responsible for protecting national security against threats such as terrorism, espionage, and cyber attacks.

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Observed surface forms (1)

Surface form Occurrences
MI5 7

Statements (52)

Predicate Object
instanceOf domestic security agency
government agency
intelligence agency
alsoKnownAs Security Service (MI5)
surface form: MI5

Security Service
cooperatesWith Counter Terrorism Policing
Defence Intelligence (United Kingdom)
surface form: Defence Intelligence

Government Communications Headquarters
surface form: Government Communications Headquarters (GCHQ)

Metropolitan Police Service
Secret Intelligence Service
surface form: Secret Intelligence Service (MI6)
country United Kingdom
employs analysts
intelligence officers
surveillance officers
technical specialists
focusesOnThreat cyber attacks
espionage
hostile state activity
proliferation of weapons of mass destruction
terrorism
foundedBy Vernon Kell
hasMotto Regnum Defende
headquartersLocation London, England
surface form: London

Thames House, London
inception 1909
jurisdiction United Kingdom
surface form: Great Britain and Northern Ireland

United Kingdom
legalBasis Intelligence Services Act 1994
Security Service Act 1989
mottoLanguage Latin
mottoTranslation Defend the Realm
operatesIn England
Northern Ireland
Scotland
Wales
originalPurpose counter-espionage against the German Empire
overseenBy Intelligence and Security Committee of Parliament
Investigatory Powers Commissioner’s Office
surface form: Investigatory Powers Commissioner
parentOrganization Home Office
partOf British intelligence
surface form: United Kingdom intelligence community
reportsTo Home Secretary
responsibleFor counter-espionage
counter-proliferation
counter-terrorism
domestic counter-intelligence
national security
protection against cyber threats
protection of critical national infrastructure
shortName Security Service (MI5) self-linksurface differs
surface form: MI5
subjectTo United Kingdom law
parliamentary oversight
website https://www.mi5.gov.uk

Referenced by (9)

Full triples — surface form annotated when it differs from this entity's canonical label.

Security Service (MI5) alsoKnownAs Security Service (MI5)
this entity surface form: MI5
Security Service commonName Security Service (MI5)
this entity surface form: MI5
John le Carré employer Security Service (MI5)
this entity surface form: MI5
British intelligence hasComponent Security Service (MI5)
this entity surface form: MI5
this entity surface form: MI5
Security Service officialAbbreviation Security Service (MI5)
this entity surface form: MI5
Security Service (MI5) shortName Security Service (MI5) self-linksurface differs
this entity surface form: MI5
Intelligence Corps worksWith Security Service (MI5)