Question

the act of committing fraud by posing as a legitimate and often widely - known company or brand, most often via email.
spam
phishing
cyberbullying

Explanation:

• Spam: Refers to unsolicited bulk messages (emails, messages etc.), not necessarily fraud - based on impersonation.
• Phishing: Exactly matches the description of committing fraud by posing as a legitimate entity (often via email) to obtain sensitive information.
• Cyberbullying: Involves using digital platforms to harass, threaten or bully someone, which is different from the fraud - based impersonation described.

Answer:

phishing