Stop Cloud Threats Before They Become Breaches

The Attacks That Will Define the 2026 Threat Landscape

Are You Prepared for What’s Next?

Q4 2025 revealed a clear shift: Attackers are outpacing prevention and exploiting response delays.

Organizations that detected faster limited damage. This report breaks down the exact attack patterns security teams must prepare for in 2026.

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Biggest Attacks of 2025 - Q4

15.72 TBPS DDoS at
Microsoft Azure

34 million Account Exposure at
Coupang

150 GB Data Exfiltration at
Volkswagen

What makes this report different?

The report is grounded in what security teams faced in 2025, not in forecasts or theory.

It is designed for CISOs, SOC leaders, and IT decision-makers shaping their 2026 security strategy with real-world insight.

Every finding comes from:

Network Detection and Response

What You’ll Learn?

Related Reading:

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Cybersecurity Forecast 2026: What to Expect

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Know how Fidelis Elevate® enables proactive threat protection across networks, endpoints, cloud, and email.
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Fidelis Halo® Datasheet

Learn how Fidelis Halo® continuously detects, prioritizes, and remediates cloud threats.

The Most Important Data on Earth are Protected by Fidelis

5

out of the 6 US Military Branches Defended

6

of the 10 Largest US Government Agencies Protected

6.7M

Year-to-Date High Severity Malware Threats Identified

16K

Year-to-Date Critical Vulnerability Exploitations Attempts Detected

Take Control of Your Network Security Today with Fidelis’ Network Detection and Response Solution.

About Fidelis®

Fidelis Security is a trusted leader in cybersecurity for enterprises and government institutions, providing the #1 proactive cyber defense solutions that detect post-breach attacks over 9 times faster.

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