TLS

TLS may refer to:

Computing

• Transport Layer Security, a network protocol and successor to Secure Sockets Layer (SSL)
• Thread-local storage, a mechanism for allocating variables in computer science
• Thread level speculation or speculative multithreading, a dynamic parallelization technique that depends on out-of-order execution to achieve speedup on multiprocessor CPUs
• Transparent LAN Service, a transparent data link connecting remote Ethernet networks
• GnuTLS, free software implementation of the SSL and TLS protocols

Medicine

• Tumor lysis syndrome, a group of metabolic complications that can occur after treatment of cancer
• Translesion synthesis, a form of DNA repair

Schools

• Trinity Law School, in Santa Ana, California, US
• Trinity Lutheran School, the name of several schools in the US
• Tulane University Law School a.k.a. Tulane Law School, in New Orleans, Louisiana, US
• The Lindsey School, a secondary school in Cleethorpes, North East Lincolnshire

Technology and science

• Transmitter Location Systems, creators of first commercial satellite geolocation system
• Transponder Landing System, an airplane landing system
• Two-state quantum system, also known as Two Level System (TLS)
• Three Line Scanner for Remote sensing
• Trans Link Systems, cooperative initiative of five large public-transport operators in the Netherlands

Other uses

• The Times Literary Supplement, a British weekly literary review
• The Sims 3: Town Life Stuff, the fourth stuff pack to The Sims 3
• Thesaurus Linguae Sericae, a study of the Chinese language
• TOC Lean Six Sigma, a management methodology
• Total least squares, a statistical analysis / algebraic method
• True Love Story, a video game
• Typed Letter Signed, a term related to auctions of autographs
• The IATA code for Toulouse Blagnac International Airport
• The IOC code for East Timor
• The ASX code for Telstra