This tracker summarizes recent announcements related to security breaches and provides a series of charted insights. This release covers publicly available announcements from 1Q19 to 2Q26.
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Security Breaches Tracker – 2Q26 Database
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Security Breaches Tracker – 1Q26 Database
Data / 29 May 2026 / Maxine Holt
This tracker summarizes recent announcements related to security breaches and provides a series of charted insights. This release covers publicly available announcements from 1Q19 to 1Q26.
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Security Breaches Tracker – 4Q25 Database
Data / 28 Feb 2026 / Maxine Holt
This tracker summarizes recent announcements related to security breaches and provides a series of charted insights. This release covers publicly available announcements from 1Q19 to 4Q25.
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The Analyst Team
Maxine Holt
Follow AnalystVice President, Enterprise & Channel Research
Maxine Holt leads the Enterprise & Channel research group incorporating Omdia cybersecurity, cloud and data center, platforms and applications (including AI, IoT, and digital workplace), and Canalys Channels research. Maxine has spent her entire career in the technology industry, and her team delivers a comprehensive research program to support vendor, channel, and enterprise clients. Maxine also leads the Omdia Analyst Summit at the high-profile Black Hat series of events.
Maxine has spent her entire career as an IT and security professional and has been at Omdia since 2018. She is the lead architect of the Omdia Cybersecurity Ecosystem. Maxine built her in-depth cybersecurity expertise initially at the Information Security Forum (ISF), developing thought-leading security research for ISF members. Prior to ISF, Maxine spent 15 years in technology research at Ovum, starting her career as a software developer in the financial services industry and working in consulting for the financial services and internet sectors. Maxine was named the IIAR Industry Analyst of the Year, EMEA, 2023 and is a regular speaker at events, also contributing thought-leading content to high-profile publications in cybersecurity and technology. More Content By Maxine Holt
Swee Khan Goh
Follow AnalystResearch Analyst, Cybersecurity
Swee Khan, a research analyst in the Penang Research Operations team, specializes in delivering comprehensive research support and actionable insights with a focus on cybersecurity.
Swee Khan, a graduate of the University of Queensland with a bachelor’s degree in economics, has a diverse professional background spanning banking, automotive management, and market-specific data analysis. His foundational knowledge of business operations and risk management provides him with a solid understanding of identifying potential challenges and opportunities, which is valuable in the cybersecurity industry. Additionally, his technical skills in Python and SQL allow him to work effectively with data, supporting basic analysis and helping research efforts to identify trends and insights within the cybersecurity domain.
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