Corporate Headquarters Office Technology System (CHOTS) was a restricted

electronic mail Electronic mail (email or e-mail) is a method of exchanging messages ("mail") between people using electronic devices. Email was thus conceived as the electronic (digital) version of, or counterpart to, mail, at a time when "mail" meant ...

and office administration system used by the Ministry of Defence of the

United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Europe, off the north-western coast of the European mainland, continental mainland. It comprises England, Scotlan ...

. The system, designed, built, implemented and managed by Fujitsu supported 25,000 civilian and forces personnel and allowed an additional 70,000 MOD staff to communicate securely via its network. Access to information was domain-based, with links to MOD messaging systems. It was operational at 24 HQ locations and more than 200 subsidiaries in the UK, Europe and the USA. In addition, Fujitsu developed a version for the Army, CASH, that supports 4,500 workstations in the UK, Germany and Northern Ireland. CHOTS has been replaced by DII (Defence Information Infrastructure) at all locations.

Sources

NAO report (HC 328 Session 1999-00)

Message transfer agents Ministry of Defence (United Kingdom) Office suites {{Telecomm-stub