Social Engineering

An attempt to trick someone into revealing information (e.g., a password) that can be used to attack systems or networks.
SOURCE: SP 800-61

A general term for attackers trying to trick people into revealing sensitive information or performing certain actions, such as downloading and executing files that appear to be benign but are actually malicious.
SOURCE: SP 800-114

The process of attempting to trick someone into revealing information (e.g., a password).
SOURCE: SP 800-115

An attempt to trick someone into revealing information (e.g., a password) that can be used to attack an enterprise.
SOURCE: CNSSI-4009