Cybersecurity Stop Of The Month: Adversary-In-The-Middle Attacks That Target Microsoft 365
Proofpoint, June 26,2025
The Cybersecurity Stop of the Month blog series explores the ever-evolving tactics of today's cybercriminals and how Proofpoint helps organizations better fortify their email defenses to protect people against today's emerging threats.
Phishing attacks that use the adversary-in-the-middle (AiTM) technique have evolved significantly. Today they are some of the most advanced threats in the cybersecurity landscape. These attacks go beyond traditional phishing by actively intercepting and manipulating data that's in transit. This makes them much harder to detect and defend against.