H2 2024 Global Threat Intelligence Report

    Mimecast processed more than 90 billion data points for over 42,000 customers, flagging more than 5 billion threats in the second half of 2024. Our research indicates humans continue to play the primary role in most breaches.

    Threat Landscape in Charts

    The threat landscape in the second half of 2024 showed increasing use of consumer and business cloud services as a way for attackers to avoid detection. Read on to explore how Mimecast data analysis illustrates the threat landscape.

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    Threats per User by Attack Type

    While spam continues to account for the vast majority of messages blocked by Mimecast in H2 2024, phishing attacks, which typically include a URL to an attacker-controlled site or service, saw slow growth through the half.
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    Top Targeted Industries by Threats per User

    The Arts, Entertainment & Recreation sector encountered the greatest number of threats per user (TPUs), with most attacks consisting of emails and messages with malicious payloads. The Professional Services: Legal and Media & Publishing sectors saw the next highest threat intensity, with each encountering nearly 9 TPUs.
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    Top Vulnerabilities Over Time

    Comparing the Top 10 vulnerabilities detected by Mimecast as part of an email or delivered as a link, seven issues have an Exploitability Prediction Scoring System (EPSS) score of at least 0.88 which equates to an 88% chance of exploitation within the next 30 days, while two vulnerabilities — both discovered in 2024 — have yet to be registered as exploited.
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    Cloud Service Abuse

    Attackers are increasingly living off trusted services (LOTS) in an effort to bypass defenses that rely on identifying attacks by spotting untrusted code, resources, and online services.
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