atp.chaco.gob.ar
L GroupThis record tracks a ransomware attack claimed by the L Group group against atp.chaco.gob.ar. 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 GAPWindow 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.
Attack Summary
[AI generated] atp.chaco.gob.ar is the official web domain of the Administración Tributaria Provincial (ATP) of Chaco, a government agency located in Chaco Province, Argentina. It operates within the public sector, specifically in tax administration and revenue collection. The agency is responsible for managing provincial taxes, enforcing fiscal regulations, and providing taxpayer services to residents and businesses operating within the Chaco province.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.