{"id":"https://openalex.org/keywords/two-factor-authentication","display_name":"two-factor authentication","description":"An authentication method that verifies identity using two distinct forms of evidence before granting access to a system or service.","display_name_alternatives":["2-factor authentication","two-step authentication","dual-factor authentication","dual authentication","2FA"],"ids":{"openalex":"https://openalex.org/keywords/two-factor-authentication","wikidata":"https://www.wikidata.org/wiki/Q17086335"},"primary_topic":{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.4054,"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/T11800","display_name":"User Authentication and Security Systems","score":0.4054,"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/T11504","display_name":"Advanced Authentication Protocols Security","score":0.1617,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":5001,"cited_by_count":34356,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/two-factor-authentication","updated_date":"2026-10-22T04:07:25","created_date":"2026-09-30T00:00:00"}
