WhatIs definition: Whaling

Email and Messaging Threats (spam, phishing, instant messaging)

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  • munging

    Munging is the deliberate alteration of an e-mail address on a Web page to hide the address from spambot programs that scour the Internet for e-mail addresses. 

  • mail bomb

    A mail bomb is the sending of a massive amount of e-mail to a specific person or system. 

  • challenge-response system

    A challenge-response system is a program that replies to an e-mail message from an unknown sender by subjecting the sender to a test (called a CAPTCHA) designed to differentiate humans from automated senders. 

  • email spoofing

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

  • phishing

    Phishing is an e-mail fraud method in which the perpetrator sends out legitimate-looking email in an attempt to gather personal and financial information from recipients. 

  • Sender Policy Framework (SPF)

    Sender Policy Framework (SPF) is an anti-spam approach in which the Internet domain of an e-mail sender can be authenticated for that sender, thereby discouraging spam mailers, who routinely disguise the origin of their e-mail, a practice known as e-... 

  • anonymous email

    Anonymous e-mail is e-mail that has been directed to a recipient through a third-party server that does not identify the originator of the message. 

  • cloaking

    Cloaking is the masking of the sender's name and address in an e-mail note or distribution. 

  • CAPTCHA (Completely Automated Public Turing Test to tell Computers and Humans Apart)

    A CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) is a test, used with challenge-response systems, that's designed to differentiate humans from automated senders. (Continued) 

  • crimeware

    Crimeware is any computer program or set of programs designed expressly to facilitate illegal activity online.