Leveraging Nexus TI (Threat Intelligence), customers benefit from the collective defenses that protect a network of thousands of the most critical organizations around the world. Securing SaaS Applications and Preventing Account Takeover with Proofpoint Posture Management While corporate identities empower employees to work with ease across Microsoft 365, GenAI, cloud storage and collaboration applications, threat actors have also learned to exploit them to launch ransomware attacks, hijack cloud accounts, and exfiltrate data. According to Proofpoint data, nearly all (96%) organizations have been targeted for cloud account takeover, and more than half have experienced it firsthand. Further, half of all hijacked accounts had multifactor authentication (MFA) enabled, demonstrating how unsecured applications—both enterprise-provided and shadow applications—are valuable stepping stones for attackers to take over corporate cloud accounts.