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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: Ransomware
Over the last few years, leaked data from some of the most devastating cyberattacks has found its way onto the Dark Web, a trend ⟶
- Categories: Data Exfiltration
Cyberattacks like the Colonial Pipeline attack have become disturbingly frequent. The US Federal government is now mandating a Zero trust architecture across all departments. We look at how data exfiltration is an important part of this new mandate.
- Categories: Data Exfiltration, Ransomware
With data theft extortion, instead of a single ransom demand, there may be hundreds or thousands. In most cases, cybercriminals are adopting a dual-revenue model where a single, large-scale ransom demand is accompanied by individual ransoms for affected parties.
featured posts
BlackFog wins the 2026 TMC AI in Cybersecurity Innovation Award for ADX Protect, recognizing innovation in preventing data exfiltration and AI threats.
BlackFog Q2 2026 Ransomware Report: Undisclosed Ransomware Attacks Surge 40% Year on Year
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