TFA

TFA may refer to:

==Sciences== === Chemistry=== Trifluoroacetic acid, a strong carboxylic acid Trifluoroacetone, a chemical compound Trans fatty acid === Physics=== Time–frequency analysis, a signal processing approach utilizing both time and frequency components of a signal ===Computer science=== Two-factor authentication, an approach to verify identity in computer security ==Culture== Thai Film Archive ==Economy== The Freedom Association, a free-market libertarian advocacy group in the United Kingdom Trade Facilitation Agreement, part of the 2013 WTO Bali Package Taxpayer First Act, an IRS reform law ==Sports== Taipei Football Association Tata Football Academy, a football (soccer) organisation in India Terengganu FA, a Malaysian football club ==Various== Task Force Argos, responsible for investigation of online child exploitation and abuse Teach For America, an organization to recruit teachers for public schools Technology Futures Analysis, a collective term from futures studies Texas Forensic Association, an organization that provides speech and debate competitions for school students