https://emailvox.com/news/validity-brings-engage-email-data-into-ai-chats-with-mcpEmail Voxen2026-10-14T14:24:04.936033+00:00Validity brings Engage email data into AI chats with MCPhttps://emailvox.com/news/proofpoint-wants-email-security-to-read-intent-not-just-signalsEmail Voxen2026-10-14T09:47:19.493752+00:00Proofpoint wants email defenses to read intent, not just signals