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The library behind anti data exfiltration.
Reports, data sheets, guides, and definitions. The research and reference that back every decision we make.
The State Of Ransomware Report
The industry’s most-cited tracker of publicly disclosed and undisclosed ransomware attacks worldwide. The data security teams, journalists, and researchers reference regularly.
The State Of Ransomware
UPDATED QUARTERLY 
Q2 2026 attacks tracked
Undisclosed attacks
2027
Disclosed attacks
306
Only 1 in 8 attacks is ever made public.
Attacks ending in exfiltration
97%
Most active group
Qilin
AWARD-WINNING BLOG SERIES
The State Of Ransomware, published every month.
Between the quarterly reports, our award-winning monthly series tracks ransomware as it happens: a global count of both publicly disclosed attacks and the undisclosed incidents surfacing on dark web leak sites, with the sectors, countries and groups behind them.
No form, no download. Read it on the blog the day it publishes.
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Latest from the blog
- Categories: Cybersecurity, Ransomware
Big game hunting in cybercrime refers to attacks where cybercriminals target large organizations with the goal of demanding hefty ransoms. This article explores the tactics used in these attacks, provides real-world examples, and explains why this form of cybercrime is becoming increasingly common.
- Categories: Cybersecurity, Data Exfiltration, Ransomware, Variants
Explore RansomHub, a ransomware group emerging in Feb 2024. Discover their tactics, notable attacks, sophisticated techniques, and links to other cybercriminals.
- Categories: Breach, Cybersecurity, Ransomware
Cloud provider cyberattacks are becoming increasingly sophisticated in 2024, with incidents like the AWS breach affecting millions of users. This article explores real-world examples of cyberattacks on cloud providers, highlights vulnerabilities such as misconfigurations, and offers essential prevention strategies like access control, secure coding practices, and attack surface management to safeguard your cloud infrastructure.
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BlackFog Q2 2026 Ransomware Report: Undisclosed Ransomware Attacks Surge 40% Year on Year
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