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Proofpoint Joins OpenAI Daybreak Program to Embed GPT-5.5 in Cyber Defense
Proofpoint, Inc. announced today that it has been selected to participate in OpenAI’s Daybreak Cyber Partner Program, a collaboration that enables trusted cybersecurity firms to integrate advanced AI into defensive security operations, products, and services. The partnership gives Proofpoint access to GPT‑5.5, which the company will embed within its managed workflows and customer‑facing solutions.
The announcement comes as cyber threats grow in scale and sophistication. Security teams are pressured to investigate incidents faster, analyze larger volumes of data, and respond to increasingly complex attacks. AI is becoming a critical tool for defenders, helping teams improve operational efficiency and accelerate decision‑making across the security lifecycle.
Under the Daybreak Cyber Partner Program, Proofpoint can use GPT‑5.5 in its products, services, and security workflows without giving customers direct access to OpenAI models. The collaboration will focus on threat investigation, alert enrichment, intelligence analysis, and incident response. Proofpoint said the program will help security teams “improve operational efficiency, accelerate decision‑making, and strengthen cyber resilience in an increasingly complex threat landscape.”
Proofpoint is also expanding its Satori agentic AI solutions, which are designed to reduce operational burden and adapt quickly to evolving threats. The company currently leverages OpenAI models within Satori and expects GPT‑5.5 to unlock additional capabilities. “Organizations are looking for practical ways to apply AI to strengthen cyber defense while maintaining strong governance and safety controls,” said Ryan Kalember, Chief Strategy Officer at Proofpoint.
As part of Daybreak, Proofpoint and OpenAI will work together to advance best practices for AI governance, monitoring, safety controls, and abuse prevention. The objective is to ensure that AI strengthens defenders’ capabilities while maintaining rigorous standards for security, accountability, and responsible deployment.
Potential areas of focus for AI‑powered defensive security workflows include faster threat investigation and analysis, improved alert enrichment and prioritization, accelerated incident response and triage, enhanced threat intelligence generation and contextualization, greater scalability for managed security operations, and increased productivity for security analysts.
Proofpoint’s Satori agents operate within the company’s collaboration and data security platform, automating routine tasks such as alert triage and user‑reported email threat resolution. By integrating GPT‑5.5, the agents can provide more accurate contextual information, generate richer threat intelligence, and support analysts in making faster, more informed decisions.
The partnership aligns with Proofpoint’s broader strategy of securing how people, data, and AI agents connect across email, cloud, and collaboration tools. The company serves more than 80 Fortune 100 firms, over 14,000 large enterprises, and millions of smaller organizations, helping them stop threats, prevent data loss, and build resilience.
OpenAI’s Daybreak program is part of the organization’s effort to bring frontier AI into enterprise security. The program’s name reflects the idea that AI can provide a “first glimpse of risk” before it fully manifests, allowing defenders to act earlier.
Proofpoint’s media contact for the announcement is Estelle Derouet. The company’s website provides additional information on Satori and its AI‑powered security solutions.
In summary, Proofpoint’s inclusion in the OpenAI Daybreak Cyber Partner Program marks a significant step toward embedding advanced AI into defensive security operations. The partnership will enable the company to deliver GPT‑5.5‑powered capabilities across its managed workflows, enhance its agentic AI solutions, and collaborate on governance and safety best practices. The move is expected to improve threat investigation speed, alert prioritization, and incident response for Proofpoint’s customers.
The announcement comes as cyber threats grow in scale and sophistication. Security teams are pressured to investigate incidents faster, analyze larger volumes of data, and respond to increasingly complex attacks. AI is becoming a critical tool for defenders, helping teams improve operational efficiency and accelerate decision‑making across the security lifecycle.
Under the Daybreak Cyber Partner Program, Proofpoint can use GPT‑5.5 in its products, services, and security workflows without giving customers direct access to OpenAI models. The collaboration will focus on threat investigation, alert enrichment, intelligence analysis, and incident response. Proofpoint said the program will help security teams “improve operational efficiency, accelerate decision‑making, and strengthen cyber resilience in an increasingly complex threat landscape.”
Proofpoint is also expanding its Satori agentic AI solutions, which are designed to reduce operational burden and adapt quickly to evolving threats. The company currently leverages OpenAI models within Satori and expects GPT‑5.5 to unlock additional capabilities. “Organizations are looking for practical ways to apply AI to strengthen cyber defense while maintaining strong governance and safety controls,” said Ryan Kalember, Chief Strategy Officer at Proofpoint.
As part of Daybreak, Proofpoint and OpenAI will work together to advance best practices for AI governance, monitoring, safety controls, and abuse prevention. The objective is to ensure that AI strengthens defenders’ capabilities while maintaining rigorous standards for security, accountability, and responsible deployment.
Potential areas of focus for AI‑powered defensive security workflows include faster threat investigation and analysis, improved alert enrichment and prioritization, accelerated incident response and triage, enhanced threat intelligence generation and contextualization, greater scalability for managed security operations, and increased productivity for security analysts.
Proofpoint’s Satori agents operate within the company’s collaboration and data security platform, automating routine tasks such as alert triage and user‑reported email threat resolution. By integrating GPT‑5.5, the agents can provide more accurate contextual information, generate richer threat intelligence, and support analysts in making faster, more informed decisions.
The partnership aligns with Proofpoint’s broader strategy of securing how people, data, and AI agents connect across email, cloud, and collaboration tools. The company serves more than 80 Fortune 100 firms, over 14,000 large enterprises, and millions of smaller organizations, helping them stop threats, prevent data loss, and build resilience.
OpenAI’s Daybreak program is part of the organization’s effort to bring frontier AI into enterprise security. The program’s name reflects the idea that AI can provide a “first glimpse of risk” before it fully manifests, allowing defenders to act earlier.
Proofpoint’s media contact for the announcement is Estelle Derouet. The company’s website provides additional information on Satori and its AI‑powered security solutions.
In summary, Proofpoint’s inclusion in the OpenAI Daybreak Cyber Partner Program marks a significant step toward embedding advanced AI into defensive security operations. The partnership will enable the company to deliver GPT‑5.5‑powered capabilities across its managed workflows, enhance its agentic AI solutions, and collaborate on governance and safety best practices. The move is expected to improve threat investigation speed, alert prioritization, and incident response for Proofpoint’s customers.
