Collge Mont Notre-Dame de Sherbrooke
cmdorganizationThis record tracks a ransomware attack claimed by the cmdorganization group against Collge Mont Notre-Dame de Sherbrooke. 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
Le Mont Notre-Dame is a private secondary school for girls located in Sherbrooke, specializing in international education. With over 160 years of experience, it offers a unique pedagogy that emphasizes female success and empowerment. The school provides a wide range of programs, including arts, languages, and sports, fostering creativity and engagement among its students. Its state-of-the-art facilities and commitment to student life create a warm and welcoming environment for learning
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.