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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: Casinos & Gaming, Ransomware
Should you be gambling on cyber defense if you are in the gaming industry when it has become such a firm target in recent years by major cyber gangs.
- Categories: Data Exfiltration
Why should firms be implementing a zero trust identity and access management policy to improve their data security?
- Categories: Exploits, Ransomware
The Clop ransomware group has created the MOVEit exploit using a zero-day vulnerability in third-party file transfer software MOVEit Transfer.
featured posts
BlackFog Q2 2026 Ransomware Report: Undisclosed Ransomware Attacks Surge 40% Year on Year
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