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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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- Categories: Case Study, Education
Lake Dallas ISD serves about 4,000 students in Denton County uses BlackFog's anti data exfiltration to protect the school district and ensure data doesn’t end up in the hands of cybercriminals.
Wizard Spider is a notorious Russian cybercrime group which is part of a larger cyber-cartel known as the Ransom Cartel or Maze Cartel.
- Categories: Cybersecurity
Why should firms be considering data security services as part of their cyber protection strategy?
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BlackFog Q2 2026 Ransomware Report: Undisclosed Ransomware Attacks Surge 40% Year on Year
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