Sis or SIS may refer to:

People

* Michael Sis (born 1960), American Catholic bishop

Places

Sis (ancient city) Sis () was the capital of the Armenian Kingdom of Cilicia. The massive fortified complex is just to the southwest of the modern Turkish town of Kozan, Adana, Kozan in Adana Province. History Late Bronze Age Hittite period In the 2nd millennium ...

, historical town in modern-day Turkey, served as the capital of the Armenian Kingdom of Cilicia. *

Kozan, Adana Kozan, formerly Sis (), is a municipality and district of Adana Province, Turkey. Its area is 1,903 km2, and its population is 132,703 (2022). It is northeast of Adana, in the northern section of the Çukurova plain. The Kilgen River, a tri ...

, the current name of the Armenian town of Sis in Cilicia, Turkey * Sis, Armenia, a village in Armenia * Sis, Azerbaijan, a village in the Republic of Azerbaijan * Sis, Iran, a city in East Azerbaijan, Iran * Sis, Kurdistan, a village in Kurdistan, Iran * Sis Rural District (Shabestar County), East Azerbaijan province, Iran * Sis Rural District (Dehgolan County), Kurdistan province, Iran * Mountains of Sis, a range of the Pre-Pyrenees

Intelligence

* Schengen Information System, in Europe *

Security Information Service The Security Information Service (BIS, ) is the primary domestic national intelligence agency of the Czech Republic. It is responsible for collecting, analyzing, reporting and disseminating intelligence on threats to Czech Republic's national s ...

, Czech domestic information intelligence agency known as ''BIS'' *

Secret Intelligence Service The Secret Intelligence Service (SIS), commonly known as MI6 (MI numbers, Military Intelligence, Section 6), is the foreign intelligence service of the United Kingdom, tasked mainly with the covert overseas collection and analysis of Human i ...

, UK intelligence agency, also known as ''MI6'' * Australian Secret Intelligence Service, Australia’s national intelligence service *

Canadian Security Intelligence Service The Canadian Security Intelligence Service (CSIS, ; , ''SCRS'') is a Intelligence agency, foreign intelligence service and security agency of the Government of Canada, federal government of Canada. It is responsible for gathering, processing, a ...

, Canada's national intelligence service * New Zealand Security Intelligence Service, an intelligence agency of the New Zealand government * Finnish Security Intelligence Service, the intelligence agency of Finland in charge of national security * Slovenská informačná služba, Slovak Intelligence Service * Special Intelligence Service, a secret FBI intelligence agency operating in South America during World War II * Signals Intelligence Service, the former United States Army codebreaking division * Information and Security Service of the Republic of Moldova, the principal intelligence agency of Moldova. * Serviço de Informações de Segurança, a Portuguese intelligence agency * Survey of India Service, formerly the Great Trigonometric Survey * Special Investigation Section, a tactical

detective A detective is an investigator, usually a member of a law enforcement agency. They often collect information to solve crimes by talking to witnesses and informants, collecting physical evidence, or searching records in databases. This leads the ...

and

surveillance Surveillance is the monitoring of behavior, many activities, or information for the purpose of information gathering, influencing, managing, or directing. This can include observation from a distance by means of electronic equipment, such as ...

unit of the

Los Angeles Police Department The City of Los Angeles Police Department, commonly referred to as Los Angeles Police Department (LAPD), is the primary law enforcement agency of Los Angeles, California, United States. With 8,832 officers and 3,000 civilian staff, it is the th ...

* Signals Intelligence Section, involved with the Magic project during World War II

Businesses

* Silicon Integrated Systems, an electronics manufacturing company * Sports Information Services, a news service company * Siemens IT Solutions and Services, a service provider which is part of Siemens AG headquarters * SIS (motorbikes), a Portuguese manufacturer of motorcycles

Schools

China

* Shekou International School, in Shekou * Singapore International School, in Hong Kong * South Island School, in Hong Kong

United States

School of International Service The School of International Service (SIS) is American University's school of advanced international study, covering areas such as international politics, international communication, international development, international economics, peace and co ...

American University The American University (AU or American) is a Private university, private University charter#Federal, federally chartered research university in Washington, D.C., United States. Its main campus spans 90-acres (36 ha) on Ward Circle, in the Spri ...

Washington, D.C. Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States. The city is on the Potomac River, across from Virginia, and shares land borders with ...

Syracuse University School of Information Studies The Syracuse University School of Information Studies, commonly known as the iSchool, is one of the 13 schools and colleges of Syracuse University. It acts as a center for research and education in the policy, systems, service, and technology as ...

* University of Pittsburgh School of Information Sciences

Other schools

* SIS Swiss International School, a group of 15 private day schools in Switzerland, Germany and Brazil * McGill University School of Information Studies, Canada * School of International Studies of the Dresden University of Technology, Germany * Singapore International School Mumbai, India * Surabaya International School, Indonesia *

Seoul International School Seoul International School (SIS) is a secular international private college preparatory school situated in Seongnam, South Korea,Stockholm International School Stockholm International School (SIS) provides an international education in English to just over 820 students aged 3–18 (January 2024 figures) in the heart of Sweden's capital. Teaching International Baccalaureate Primary Years, Middle Years, ...

, Sweden * Sharjah Indian School, United Arab Emirates

Other organizations

* Sisters in Islam, an organization based in Malaysia * Swedish Institute for Standards * Specialized Information Services, a division of the

United States National Library of Medicine The United States National Library of Medicine (NLM), operated by the United States federal government, is the world's largest medical library. Located in Bethesda, Maryland, the NLM is an institute within the National Institutes of Health. I ...

* State Information Service, official media and public relations apparatus of the Egyptian state

Information processing

* SIS (file format), Symbian OS filename extension *

Short integer solution problem Short integer solution (SIS) and ring-SIS problems are two ''average''-case problems that are used in lattice-based cryptography constructions. Lattice-based cryptography began in 1996 from a seminal work by Miklós AjtaiAjtai, Miklós. enerating ...

, a problem in lattice-based cryptography *

Single-instance storage Single-instance storage (SIS) is a system's ability to take multiple copies of content and replace them by a single shared copy. It is a means to eliminate data duplication and to increase efficiency. SIS is frequently implemented in file systems ...

, information-storage space-saving mechanism * Strategic information system, a part of corporate strategy *

Student information system A student information system (SIS), student management system, school administration software or student administration system is a management information system for education sector establishments used to manage student data. It supports communic ...

, a software application for education establishments to manage student data * Sequential Importance Sampling

Biological sciences

* Small intestinal submucosa, transplantation tissue * Second-impact syndrome, synergy in concussions * Sex in space, an area of biological research

Healthcare

* Saline infusion sonography, a test used to diagnose uterine polyps * Shoulder impingement syndrome, tendinitis of the shoulder

Technologies

* Selective inverted sink, frost protection device * Safety instrumented system or safety instrumentation system * Space Infrastructure Servicing, a robotic spacecraft for in-space refueling of communication satellites * Sequential infiltration synthesis, a method to infiltrate polymers to create inorganic-organic hybrid materials

Other uses

* SIS (group), South Korean girl group founded 2017 * ''SiS'' (TV series), a morning talk show * ''SIS'', a 2008

television film A television film, alternatively known as a television movie, made-for-TV film/movie, telefilm, telemovie or TV film/movie, is a film with a running time similar to a feature film that is produced and originally distributed by or to a Terrestr ...

directed by John Herzfeld * Supervised injection site * , car ferry * Singular isothermal sphere profile, a simple density distribution used in astronomy * Silicon monosulfide, chemical formula SiS * '' SIS (Soft Is Strong)'', 2024 EP by Katseye