This is the forging of an e-mail header so that the message appears to have originated from someone or somewhere other than the actual source.

Related MCQs

• In which of the following exploits does an attacker insert malicious coding into a link that appears to be from a trustworthy source?
• This is is the hiding of a secret message within an ordinary message and the extraction of it at its destination.
• This is a series of messages sent by someone attempting to break into a computer to learn which computer network services the computer provides.
• This is the inclusion of a secret message in otherwise unencrypted text or images.
• What "layer" of an e-mail message should you consider when evaluating e-mail security?
• An intruder might install this on a networked computer to collect user ids and passwords from other machines on the network.
• This electronic "credit card" establishes a user's credentials when doing business or other transactions on the Web and is issued by a certification authority.
• This is a trial and error method used to decode encrypted data through exhaustive effort rather than employing intellectual strategies.