This record tracks a ransomware attack claimed by the
qilin group against
www.kerrvilleisd.net. It collects the publicly disclosed attack details — sector, location and
timeline — as published on the operator's leak site and indexed by Breach House.
Window Zero
EXPOSURE GAP
Window Zero is the time the breach stayed in the open before
anyone said so — the gap between when the attack was first discovered
on the operator's leak site (t1) and when it was publicly disclosed (t2).
The wider this window, the longer victims, staff and customers were exposed with no warning.
-31days
t1 · Published
t2 · Disclosed
Business Category
Education
Disclosed / Notified
May 10, 2025
Attack Summary
Founded in 1890, Kerville Public School District is an accredited 5-A school district located in Texas Hill Country. The District is home to seven traditional campuses, one early childhood center, and an academic alternative high school. The ...
Leak Screenshots
SAMPLE
Proof-of-breach screenshots the operator posted from the stolen data. Previews are
redacted and locked — the originals are available on HaveIBeenRansom.
Dark Web Exposure
Findings for kerrvilleisd.net
— indexed by HaveIBeenRansom.
5
found in Infostealer logs
2,975+
found in Traditional breaches
25+
found in Ransomware leaks
VerificationsIO_BF.7z.011
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••• emails
Canva_BF_.7z.001
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••• emails
Canva_BF.7z
B F R e p o V 3 F i l e s · breach
••• emails
McGraw Hill, Inc. (mheducation.com)
shinyhunters · breach
••• emails
limeleads_breach.7z
TheUnderground - Reborn · breach
••• emails
pureincubation-com.7z.001
Database World ROC · breach
••• emails
Cit0day [cit0day.in] breaches.csv
LKnet reserve chat · breach
••• emails
Edmodo_BF.7z
Formaceft db · breach
••• emails
+ 17 more leak sources locked
Leak volumes are locked
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Legal Disclaimer:
This ransomware victim record reflects information published on the operator's leak site.
Breach.house does not acquire, download, host, access or redistribute unlawfully obtained data. It indexes only publicly visible information posted by ransomware, breach and infostealer operators and open web sources, without accessing the underlying stolen content. The service supports public awareness, legitimate research and cyber-resilience.