SSO
SSO is an abbreviation for:
- Swiss Dental Society SSO
- Single Sign -on, one-time authentication for multiple hosts and services
- SS officer files, see Berlin Document Center
- Strana slovenskej obrody, Slovak political party
- Sun Synchronous Orbit
- Standards Setting Organization, an organization that sets standards developed or adopted
- Students Symphony Orchestra Marburg
- SSE, see the compass
- Urban tram Offenbach
- Disambiguation
- Abbreviation