NSS
The abbreviation NSS stands for:
- Name Service Switch , flexible user authorization under Linux
- National Secular Society , a British society for the promotion of secularism
- National Security Service , Maldives paramilitary unit
- National Security Strategy , the United States Government's security strategy
- National Socialist Student Union
- National Screen Service
- National Speleological Society , the United States' speleological society
- Neoschutzstaffel , a group in the area of the NSU
- Network Security Services , an encryption library from Mozilla
- Network SubSystem , a radio technology system
- Network Switching Subsystem , a cellular technology system
- the north-south light rail under construction in Cologne
- North-South route , a central German railway line
- Novell Storage Services , a file system from Novell
- N'Socialist Soundsystem , a German right-wing extremist hip-hop duo
- Nuclear Security Summit , an international conference on the control of nuclear explosive materials