Ireland's Health Service Executive (HSE)
contiThis record tracks a ransomware attack claimed by the conti group against Ireland's Health Service Executive (HSE). 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
Ireland's Health Service Executive (HSE) was named by the conti ransomware group as a targeted organization. It operates in the Healthcare / Pharma sector. The affected entity is based in Ireland. The incident was first observed on May 14, 2021.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.