Phishing

Tricking individuals into disclosing sensitive personal information through deceptive computer-based means.
SOURCE: SP 800-83

Deceiving individuals into disclosing sensitive personal information through deceptive computer-based means.
SOURCE: CNSSI-4009

A digital form of social engineering that uses authentic-looking—but bogus—emails to request information from users or direct them to a fake Web site that requests information.
SOURCE: SP 800-115