DEFINITION of 'Warranty'. A type of guarantee that a manufacturer or similar party makes regarding the condition of its product. It also refers to the terms and situations in which repairs or exchanges will be made in the event that the product does not function as originally described or intended. Next Up.
RSA is an algorithm used by modern computers to encrypt and decrypt messages. It is an asymmetric cryptographic algorithm.
Certified Public Accountant. Certified Public Accountant (CPA) is the title of qualified accountants in numerous countries in the English-speaking world. In the United States, the CPA is a license to provide accounting services directly to the public. It is awarded by each of the 50 states for practice in that state.