Proofpoint Appoints Chief Marketing Officer

Proofpoint announced the appointment of Joyce Kim as Chief Marketing Officer, effective immediately, to lead global marketing and communications and accelerate the company’s brand and demand generation in human- and agent-centric data security amid the rise of AI. CEO Sumit Dhawan and Kim emphasize scaling global marketing, engaging C‑suite buyers, and enabling secure AI adoption; the release cites Kim’s prior CMO roles at Zscaler, Twilio, and Genesys, and reiterates Proofpoint’s leadership in protecting people, data, and AI agents across email, cloud, and collaboration.