TLS
# TLS

TLS may refer to:

## Computing

* Transport Layer Security, a cryptographic protocol for secure computer network communication
* Thread level speculation, an optimisation on multiprocessor CPUs
* Thread-local storage, a mechanism for allocating variables in computer science
* Transparent LAN Service, a transparent data link connecting remote Ethernet networks

## Media

* Theaterlexikon der Schweiz, an encyclopedia about theatre in Switzerland
* The Times Literary Supplement, a British weekly literary review
* Town Life Stuff, one of The Sims 3 Stuff packs

## Organisations

* Telstra (ASX code), an Australian telecommunications and media company
* Trans Link Systems B.V., a company delivering the OV-chipkaart system to public-transport operators in the Netherlands.
* Transmitter Location Systems, a US satellite radio interference geolocation company

### Education

* The Lindsey School, a secondary school in Cleethorpes, North East Lincolnshire, England
* Tallinn Law School, in Estonia
* Torrey Life Science, a biology organization of the University of Connecticut, US
* Trinity Law School, in Santa Ana, California, US
* Trinity Lutheran School (disambiguation), several schools in the US
* Tulane University Law School, in New Orleans, Louisiana, US

## Science, medicine and technology

* Thüringer Landessternwarte Tautenburg, the Karl Schwarzschild Observatory, in Tautenburg, Thuringia, Germany
* Terrestrial laser scanning, a 3D laser scanning method
* Total least squares, a statistical analysis
* Translesion synthesis, a form of DNA repair
* Transponder landing system, an airplane landing system
* Tumor lysis syndrome, a group of metabolic complications that can occur after treatment of cancer
* Tunable laser spectrometer, an instrument in the Mars rover suite Sample Analysis at Mars
* Two-level system, a quantum system

## Transport

* Thorpe-le-Soken railway station, Tendring, England (National Rail station code)
* Toulouse–Blagnac Airport (IATA code)

## Other uses

* East Timor (IOC code)
