SECURITY INTELLIGENCE MIDDLE EAST CHARTER. 1. Security Intelligence Middle East (S.I.M.E.) is an inter-service organisation and a part of the Security Service (M.I.5.). 2. Head/S.I.M.E. is responsible to the Director-General of the Security Service, and for local policy and executive action to the Commanders-in-Chief jointly and individually. 3. S.I.M.E. is responsible for the collection, collation and dissemination to the interested and appropriate Service and Civil Authorities of Security Intelligence affecting British interests in the Middle East.