ISC

ISC can refer to:

Computing

• International Information Systems Security Certification Consortium also known as (ISC)2 or (ISC)²
• Initiative for Software Choice, a group of software vendors
• Internet Storm Center, a program run by the SANS Institute that monitors the level of malicious activity on the internet
• International Supercomputing Conference, a yearly conference on Supercomputing which has been held in Europe
• Internet Systems Consortium, an organization that develops Internet software
  • ISC license, a free software license introduced by the Internet Systems Consortium
• INTERACTIVE Systems Corporation, a (defunct) Unix vendor

Science

• International Commission on Stratigraphy, aka International Stratigraphy Committee, the "working committee" of the International Union of Geological Sciences
• International Seismological Centre, a seismology data center
• Intersystem crossing, isoenergetic non-radiative transition between two electronic states having different multiplicities
• Iron-sulfur cluster, ensembles of iron and sulfide centres

Sports

• International Shooto Commission, an international commission of combat sports called MMA
• International Softball Congress, a North American softball tournament organization
• International Speedway Corporation, the owner of numerous American NASCAR racetracks
• International Sportsworld Communicators, the owner of the commercial rights to the World Rally Championship
• Itchenor Sailing Club, a British sailing club
• International Sports Clothing is an Australian sports apparel manufacturer

Art and Fiction

• Imperial Space Command, a fictional organization in the books by Catherine Asaro
• International Songwriting Competition, an annual songwriting competition based in Nashville, TN
• In Strict Confidence, a German electro-industrial band
• Intervision Song Contest, an Eastern Bloc version of the Eurovision Song Contest from the 1970s and 1980s
• Indian Society of Cinematographers, a non-profit cultural and educational organisation.

Education

• International Studies Conference, annual conference for Polish Secondary School students who aim to study abroad, taking place in Łódź, Poland
• Independent Schools Council, a British organization representing independent schools
• Indian School Certificate, an examination conducted by the Council for the Indian School Certificate Examinations
• Institut Supérieur du Commerce de Paris, a French business school
• Integrated Science Center, an academic building at The College of William & Mary
• International School of Curitiba a school in Curitiba, Brazil
• Industry Skills Councils, provide advice to Australian government bodies on the training that is required in a specific industry.
• International Student Conference a nonpartisan rival organization to the IUS

Other

• Intelligence and Security Committee, a committee of the UK Parliament
• Internet Scrabble Club, an online Scrabble website
• International Signal and Control, an American defense contractor
• Irish Sugar Company, an Irish sugar company
• Israeli Sea Corps, the Israeli Navy
• St. Mary's Airport (Isles of Scilly), an airport in the Isles of Scilly with the IATA airport code ISC
• Independent State of Croatia, a World War II puppet state of Nazi Germany.