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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: Online Safety, Privacy
In our normal day to day lives we understand the value of privacy. Locking the door to our homes or closing the curtains to the outside world comes naturally. But as we live more of our lives online and become increasingly dependent on our mobile and IoT devices, why do we give so little thought to our digital privacy?
- Categories: Statistics
During the first quarter of 2019 BlackFog saw continued focus by both Russia and China to exfiltrate data back to servers within their borders. This represented 20% of total threats and 50% of threats by all other countries combined. Russia represented 15.5% and China at 4.1%.
- Categories: Privacy
We now rely on our phones to provide us with up-to-date information at our fingertips. So, when our phones start slowing down, frustration and anxiety arises. But how many people actually understand why this is happening?
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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