Final answer:
Spear Phishing targets specific users by crafting personalized messages to trick them into providing sensitive information.
Step-by-step explanation:
The type of similar attack that targets only specific users is Spear Phishing. Unlike generic phishing attacks that involve sending millions of emails, spear phishing targets a specific individual or a group of individuals. The attackers gather information about their targets and craft personalized messages that are more likely to trick the recipients into providing sensitive information or taking malicious actions.