What is spear phishing?
Spear phishing refers to phishing targeted at a specific user or organization. Because of this targeting, spear phishing more likely to appear authentic to its victims, and is generally more effective at deceiving them. See also phishing.
How does spear phishing work?
Spear phishing attacks often impersonate someone acquainted with the victim. The goal is to manipulate the victim into divulging private information such as a password or credit card number.
Spear phishing is by far the most successful type of phishing attack, accounting for nine out of 10 successful attacks.