Aon Details

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    Aon

    London, United Kingdom employees • Insurance

    Industry

    Insurance

    Security Incidents

    1

    Aon plc is a British-American professional services and management consulting firm that offers a range of risk-mitigation products. Aon has approximately 50,000 employees across 120 countries.

    Security Incidents

    Aon Breach of May 2022
    Severity Score
    Low to Moderate

    Type

    Data Breach

    Summary

    In May 2022, Aon, a global professional services firm, experienced a data breach that exposed sensitive personal information. The breach was attributed to unauthorized access by an unknown threat actor who infiltrated Aon's systems. Approximately 145,000 records were compromised, including names, Social Security numbers, and other personal details of individuals. Aon promptly notified affected individuals and regulatory authorities, and they offered credit monitoring services to those impacted. The company also undertook a comprehensive review of its security measures to prevent future inciden...
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    Severity

    The Aon cyber security incident of May 2022 was contained after impacting a limited number of systems, as reported by the world's second-largest insurance brokerage. The incident was identified on February 25, 2022, and was disclosed to regulators in an SEC filing on February 28.

    Impact

    About 145,000 individuals were affected by the intrusion in Aon's systems, with victims not being informed until around May 27, 2022. The breach highlighted the importance of continuous vigilance and robust cybersecurity measures in the financial sector.