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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: Data Exfiltration
What’s your data exfiltration strategy? If you don’t have one, the good news is you're not alone. When it comes to preventing cyberattacks many organizations are still focused on protecting the perimeter to keep the bad actors out.
- Categories: Cybersecurity, Data Exfiltration, Ransomware
While some organizations are waking up to the fact the ransomware attacks are in fact data breaches, unless perhaps data exfiltration technology can prove otherwise, many are still opting to sweep the attack under the carpet.
- Categories: Cybersecurity, Data Exfiltration
Looking back at the cyberattacks of 2020, selecting what we see as the top 10 was no easy task. Attacks were frequent, particularly when it came to ransomware, which rose seven-fold last year. We discuss how data exfiltration prevention could have stopped the top 10 cyberattacks of 2020.
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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