| Subject | English | Thesaurus |
| abbr., comp., MS | Active Directory Federation Services | ADFS (Службы федерации Active Directory (ADFS), компонент Microsoft® Windows Server™ 2003/2008 для единого входа через Интернет и проверки подлинности пользователя uar) |
| abbr., comp., MS | Active Directory Federation Services A component that provides Web single-sign-on (SSO) technologies. AD FS provides SSO by securely sharing digital identity and entitlement rights across security and enterprise boundaries. AD FS supports the WS-Federation Passive Requestor Profile (WS-F PRP) | ADFS (Active Directory Federation Services) |
| abbr., unions. | European Federation of Public Services Unions | EPSU (ВВладимир) |
| ecol., abbr. | Federation of Astronomical and Geophysical Permanent Services | FAGS |
| abbr., astronaut. | Federation of Astronomical and Geophysical Services | FAGS |
| IT, abbr. | National Federation of Abstracting and Information Services | NFAIS (organization, USA) |
| abbr. | National Federation of Science Abstracting and Indexing Services | NFSAIS (AGaliguzov) |
| sport., abbr. | World Junior Boxing Federation | WJBF |
