Cybersecurity Report 2025
An In-Depth Analysis of the Microsoft 365 Threat Landscape Based on Insights from 55.6 Billion Emails
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WHAT TO EXPECT
The Cybersecurity Report is an annual analysis of the Microsoft 365 threat landscape, powered by real-world data meticulously examined by Hornetsecurity’s expert Security Lab team. In 2024 alone, Hornetsecurity processed over 55.6 billion emails, offering unparalleled insights into emerging threats, critical vulnerabilities, and key trends. This data-driven report enables businesses to anticipate future Microsoft 365 security challenges and take proactive measures to safeguard their operations.
What’s inside the report:
- Key email threat insights from a detailed analysis of over 55.6 billion emails
- The most prevalent cyber threats, including phishing and credential theft
- Emerging trends in social engineering and cloud security
- Industry-specific threat data
- Actionable advice to protect against evolving attack methods in 2025
- And more!
Based on an analysis of
55,600,000,000
emails
A full breakdown of the vulnerabilities, attack vectors, file types, brand impersonations, and more is revealed in the report.
The Cybersecurity Report 2025 is an essential read for CISOs, Microsoft 365 admins and anyone concerned with their organization’s Cybersecurity. Keep one step ahead of the hackers and learn how to protect your organization in 2025 today!
About the Data Set
Every year, Hornetsecurity’s dedicated Security Lab analyzes the emails scanned by our next-generation security technology. In 2024 alone, 55.6 billion emails were processed. As email continues to be one of the primary methods threat actors use to launch attacks, this elevates us to a unique position to provide accurate insights into the state of Cybersecurity.
This data, combined with a detailed knowledge of the wider threat landscape, forms the foundation of this report.
What is the Security Lab?
The Security Lab is a division of Hornetsecurity that conducts forensic analyses of the most current and critical security threats, specializing in email security. The multinational team of security specialists has extensive experience in security research, software engineering, and data science.
An in-depth understanding of the threat landscape established through hands-on examination of real-world viruses, phishing attacks, malware, and more, is critical to developing effective countermeasures. The detailed insights uncovered by the Security Lab serve as the foundation for Hornetsecurity’s next-gen Cybersecurity solutions. Learn more about the Security Lab.
