Proofpoint Acquires Acuvity to Enhance AI-Driven Threat Detection
Proofpoint CSO Ryan Kalember detailed AI-driven threat detection initiatives and the strategic acquisition of Acuvity at RSA Conference 2026, enhancing the firm’s ability to secure multi-channel workflows. The move aims to solidify Proofpoint’s standing with over 80 Fortune 100 clients and 10,000 enterprises, intensifying competitive pressure on Fortinet’s cybersecurity offerings.
1. RSA Conference Fireside Chat
At RSA Conference 2026 in San Francisco on March 25, Proofpoint CSO Ryan Kalember discussed the company’s AI-driven security strategy. He highlighted ongoing initiatives to leverage machine learning for real-time threat detection across email, cloud, and collaboration tools, emphasizing rapid response to evolving attacks.
2. Acuvity Acquisition Boosts AI Security
Proofpoint finalized the acquisition of Acuvity to integrate advanced AI analysis into its security platform. The deal adds behavioral analytics and automated threat hunting capabilities, strengthening protection against sophisticated phishing and insider threats.
3. Competitive Implications for Fortinet
By securing over 80 Fortune 100 companies and 10,000 enterprises with enhanced AI workflows, Proofpoint aims to intensify competition in the cybersecurity market. This positions Proofpoint to challenge Fortinet’s portfolio as customers seek integrated AI-powered defenses.