Microsoft Promotes Operating CISOs to Strengthen Cyber Defense
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Microsoft has promoted Geoff Belknap and Michael Srihari to Operating CISOs, reporting directly to Global CISO Igor Tsyganskiy. These promotions aim to strengthen the company's cyber defense strategy. Belknap will oversee core infrastructure and enterprise security, while Srihari will manage cross-cutting operations and compliance. Sherrod DeGrippo has been promoted to Deputy CISO for customer security management. These changes align with Microsoft's Secure Future Initiative, focusing on AI-based cyber defense and addressing increasing threat actor activity.
Timeline
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09.12.2025 22:02 1 articles · 7h ago
Microsoft Promotes Operating CISOs to Enhance Cyber Defense
Microsoft has promoted Geoff Belknap and Michael Srihari to Operating CISOs, reporting directly to Global CISO Igor Tsyganskiy. Belknap will oversee core infrastructure and enterprise security, while Srihari will manage cross-cutting operations and compliance. Sherrod DeGrippo has been promoted to Deputy CISO for customer security management. These changes are part of Microsoft's Secure Future Initiative, focusing on AI-based cyber defense and addressing increasing threat actor activity.
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- Microsoft Names New Operating CISOs in Strategic Move to Strengthen Cyber Defense — www.securityweek.com — 09.12.2025 22:02
Information Snippets
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Geoff Belknap is promoted to Operating CISO for Core and Enterprise, responsible for Microsoft's core infrastructure and corporate applications.
First reported: 09.12.2025 22:021 source, 1 articleShow sources
- Microsoft Names New Operating CISOs in Strategic Move to Strengthen Cyber Defense — www.securityweek.com — 09.12.2025 22:02
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Michael Srihari is promoted to Operating CISO for Operations and Compliance, overseeing cross-cutting operations to defend and protect the organization.
First reported: 09.12.2025 22:021 source, 1 articleShow sources
- Microsoft Names New Operating CISOs in Strategic Move to Strengthen Cyber Defense — www.securityweek.com — 09.12.2025 22:02
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Sherrod DeGrippo is promoted to Deputy CISO, Customer Security Management Office, responsible for customer-facing CISO communications.
First reported: 09.12.2025 22:021 source, 1 articleShow sources
- Microsoft Names New Operating CISOs in Strategic Move to Strengthen Cyber Defense — www.securityweek.com — 09.12.2025 22:02
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All cyber intelligence, counter-intelligence, red teams, and cybersecurity software teams continue to report directly to Igor Tsyganskiy.
First reported: 09.12.2025 22:021 source, 1 articleShow sources
- Microsoft Names New Operating CISOs in Strategic Move to Strengthen Cyber Defense — www.securityweek.com — 09.12.2025 22:02
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Microsoft's Secure Future Initiative, announced in November 2023, promises faster cloud patches and better management of identity signing keys.
First reported: 09.12.2025 22:021 source, 1 articleShow sources
- Microsoft Names New Operating CISOs in Strategic Move to Strengthen Cyber Defense — www.securityweek.com — 09.12.2025 22:02
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In 2024, Microsoft unveiled a new Deputy CISO (dCISO) strategy as part of its broader Secure Future Initiative.
First reported: 09.12.2025 22:021 source, 1 articleShow sources
- Microsoft Names New Operating CISOs in Strategic Move to Strengthen Cyber Defense — www.securityweek.com — 09.12.2025 22:02