Microsoft Security Days Summit: Dallas Edition

Chief Technical Officer
Microsoft

Bill Kaage is a Chief Technical Officer for Worldwide Technical Success at Microsoft, where he leads the technical strategy and a team of security architects who help enterprise customers modernize their defenses. His work spans Microsoft Sentinel, Defender XDR, Microsoft Entra, and Microsoft Purview, with a current focus on security for the AI era and the governance of AI agents.

CVP, Security
Microsoft

Nadim Abdo leads Microsoft’s Identity & Network Access Security Division (IDNA), overseeing the development and operation of core services that authenticate more than one billion users daily and securely connect them to resources, including Microsoft Account and Entra ID.

Through Microsoft Entra, IDNA delivers Zero Trust identity and access controls across hybrid and multicloud environments, protecting access for people, applications, and AI workloads. Entra’s capabilities include phishing-resistant authentication, identity protection, lifecycle governance, and verifiable credentials, and it is used by more than 95% of Fortune 500 companies. Under Nadim’s leadership, IDNA is advancing identity and access security across Microsoft’s AI-first platform and pioneering agentic AI to simplify and strengthen end-to-end security.

Partner Product Manager
Microsoft

Yair Tor is a Partner Product Manager at Microsoft, where he leads Conditional Access, Identity Security, and Microsoft Entra Global Secure Access — a product he incubated and built from the ground up into Microsoft's identity-centric network access offering.

Yair has spent more than 25 years building networking, security, and identity products, including 16 years at Microsoft. Alongside his identity work securing how people, workloads, and now AI agents get access to enterprise resources, he played a major role in delivering Microsoft Defender for Cloud, Azure Firewall, Azure WAF, and Azure Firewall Manager. Before Microsoft, he led engineering teams at security startups.

He holds a B.Sc. and an MBA.

Director of Product Management
Microsoft Threat Protection

Alon Rosental is a Director of Product Management in Microsoft's Security Division, where he oversees product strategy and development for endpoint security, safeguarding customers from threats and securing devices. Alon joined Microsoft in 2006 and held various engineering and product roles. He played a key role in co-founding Microsoft Defender for Endpoint, Microsoft Defender for Business, and building virus and threat protection into Windows. 

Prior to joining Microsoft, Alon held various engineering positions with Israeli startups. He is passionate about technology, democratizing security, and fostering a safer world for customers and users through innovative products and services. 

Principal Product Manager
Microsoft

Prakash Narayanan, is a Principal Product Manager with the Microsoft Defender Experts team specializing on managed extended detection and response (MXDR) service that combines automation and Microsoft's security analyst expertise to augment your security operations centers (SOCs) focus and accurately respond to incidents. He also orchestrates cross-functional efforts to leverage AI for shaping the future state of SOC operations and resilience.  

With nearly two decades at Microsoft, Prakash has spearheaded multiple first-to-market innovations across Office, SharePoint, Exchange, and Intune. Known for blending visionary thinking with flawless execution, he has consistently driven initiatives from incubation to production—aligning stakeholders and partners to deliver transformative solutions at scale. 

Prakash holds a Master degree in Computer Science from the University of Kentucky, Lexington.

Principal Group Product Manager
Microsoft

Ran Rosin is a Principal Group Product Manager in Microsoft Security, leading strategy for Cloud Workload Protection in Microsoft Defender for Cloud across servers, containers, data, and AI workloads. Prior to Microsoft, he held product leadership roles at Imubit and Imperva, focusing on AI, cloud security, and enterprise platforms. He has over two decades of experience building cybersecurity and AI products for enterprise customers.

Partner Product Manager
Microsoft

Udi is a Partner Product Manager at Microsoft Security, leading access management and governance with a focus on Entra, agentic identity, and securing AI. Previously, Udi led developer experience and growth for Microsoft Foundry.

Principal PM Manager
Microsoft

Yuri Diogenes has a PhD in Cybersecurity Leadership and a Master of Science in cybersecurity intelligence and forensics investigation. Yuri has been working for Microsoft since 2006 in different positions; and currently he is a Principal PM Manager at Microsoft Security and Professor at University of Texas at Dallas. Yuri has published more than 35 books, mostly covering information security and Microsoft technologies. Yuri also holds many IT and security industry certifications, such as CISSP, E|CND, E|CEH, E|CSA, E|CHFI, CompTIA Security+, CySA+, Network+, CASP, CyberSec First Responder, MITRE ATT&CK Threat Hunting and Detection Engineering Certification and MITRE ATT&CK Cyber Threat Intelligence. You can follow Yuri on X at @yuridiogenes.

Principal Program Manager
Microsoft

Steve Newby is a Principal Program Manager at Microsoft Security, where he leads initiatives that connect engineering, field teams, and customers to accelerate adoption of Microsoft's latest security innovations. In his role, Steve focuses on customer validation programs, technical readiness, hands-on security experiences, and large-scale enablement efforts that help shape product direction and improve customer outcomes. He has led global Security Days engagements, customer workshops, Capture the Flag experiences, and executive security discussions, working closely with customers, product engineering teams, and security specialists worldwide to bring Microsoft Security innovations to market.

Principal Product Manager
Microsoft

Dganit Arnon is a Principal Product Manager at Microsoft, in the ASPM domain within Microsoft Defender with focus on Developer experience, AI powered scanning and remediation. Before Microsoft, she spent nearly four years at Palo Alto Networks leading cloud application security product management across ASPM, code scanning, and developer experience, and four years at JFrog owning their security product for DevSecOps workflows. With over a decade in application security and developer tooling, Dganit is passionate about making security a natural part of how developers work. 

GM, Americas Sales Enablement & Operations Security
Microsoft

Michael Billy is a General Manager at Microsoft, leading Security Solution Area Management across the Americas. He partners closely with sales, engineering, and field teams to turn real customer and field insights into clear priorities and strong business outcomes.

Michael is passionate about developing people and building culture rooted in trust, collaboration, and continuous learning—because great security outcomes start with great teams! He brings a customer-first mindset and a practical, disciplined approach to helping organizations navigate today’s complex security landscape.

Senior Technical Manager
Microsoft

A Senior Security Research PM at Microsoft security, leading the research of advanced AI agents for Microsoft Defender agentic SOC. With over a decade of experience in cybersecurity, specialized in Security R&D, SOC operations, and security consulting, focusing on risk mitigation and innovative solutions.

Senior Product Manager
Microsoft Security

Alexander Chavarria is a Senior Product Manager at Microsoft Security, focused on helping organizations secure AI applications, agents, and cloud environments. He partners with engineering, customer-facing teams, and security leaders to drive adoption of Microsoft's AI and cloud security solutions through customer validation programs, technical readiness, and hands-on security experiences. 

A frequent speaker at Microsoft Security events, he has led workshops, Security Days sessions, executive briefings, and Capture the Flag engagements on AI security, cloud security, DevSecOps, and threat protection — helping bridge product innovation with real-world customer outcomes.

Principal Group Product Manager
Microsoft Security

Sunitha Gowda is a Principal Group Product Manager in Microsoft Security, leading strategy for Microsoft Defender across endpoint and modern runtime security. Her work spans Linux, mobile, containers, developer environments, and AI workloads, with a focus on building unified protection across today’s diverse enterprise environments. She is passionate about helping organizations securely adopt new computing platforms and AI while simplifying security and strengthening protection.

Security Partner, Microsoft 
Microsoft

With over twenty years of experience in cybersecurity, Elia Florio is a Security Partner at Microsoft. He has been at Microsoft for more than a decade and he contributed to the creation of many security products and defensive technologies that today empower Microsoft customers to protect devices, identities and cloud resources. He is recognized for research work around emerging attacks, notable threat actors and also credited for the discovery of zero-days exploits used in active attacks. He predicted the surge of supply-chain attack during his presentation of at RSA in 2018 sharing novel findings that shaped industry awareness and also documented exploit techniques and vulnerabilities trends against browsers, plugins and kernel through personal research published at Bluehat and on MSRC blog when he was member of Microsoft Security Response Center (MSRC). Prior to this role, Elia served as Senior Director of Detection and Incident Response for a large Data & AI platform company and also worked as security lead for Symantec.