{"id":"https://openalex.org/keywords/conditional-access","display_name":"conditional access","description":"A digital content security system that controls access to services such as television broadcasts through authorization and encryption.","display_name_alternatives":["conditional access systems","CAS"],"ids":{"openalex":"https://openalex.org/keywords/conditional-access","wikidata":"https://www.wikidata.org/wiki/Q9210317"},"primary_topic":{"id":"https://openalex.org/T13999","display_name":"Digital Rights Management and Security","score":0.3711,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T13999","display_name":"Digital Rights Management and Security","score":0.3711,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13905","display_name":"Telecommunications and Broadcasting Technologies","score":0.1319,"subfield":{"id":"https://openalex.org/subfields/2214","display_name":"Media Technology"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":707,"cited_by_count":3617,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/conditional-access","updated_date":"2026-10-25T04:06:18","created_date":"2022-04-12T19:38:12"}