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Listed on a ransomware leak site

St. Nicholas School

St. Nicholas School was listed on the 8BASE leak site on Feb 1, 2025. Information as of Oct 19, 2026.

Country: BrazilIndustry: Unknown
Updated continuously · figures as of Oct 19, 2026
Claimed by
8BASE
First listed
Feb 1, 2025
Claims recorded
1

Leak-Site Claim.

8BASEConfirmed claim
Posted on the leak site
Feb 1, 2025
Collected by Brandefense
Jul 11, 2025
Data claimed
Not stated
Leak-site post text, written by the group
St. Nicholas School is an international school in Sao Paulo, Brazil, with two campuses: in Pinheiros and Alfaville districts. Founded in 1980 by Mrs. Kirsten, the school strives to provide high-quality education in a welcoming environment. It offers International Baccalaureate (IB) programs at all levels of study, including elementary, secondary school, and graduate programs. The school's goal is to educate students with critical thinking, creativity and global responsibility, preparing them for success in the modern world.[removed]

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Other confirmed victims claimed by the same group
VictimClaimed byCountryIndustryData claimedPosted
Héron8BASEBEBelgiumUnknownNot stated
Tan Teck Seng Electric (Co) Pte Ltd
tts.sg
8BASESGSingaporeUnknownNot stated
High Learn Ltd
highlearn.co.uk
8BASEGBUnited KingdomUnknownNot stated
Southeast Supply8BASEUnknownUnknownNot stated
Cabinet JEAN LOUVEL SAOUDI
jean-louvel.fr
8BASEFRFranceUnknownNot stated
FIO
fio.fr
8BASEFRFranceUnknownNot stated

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Figures as of Oct 19, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.