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ZenBusiness

Disclosed May 2, 20264 months ago5,118,184 accountsUnverified

In March 2026, the hacker and extortion group "ShinyHunters" claimed to have obtained a substantial corpus of data from ZenBusiness , a business formation and compliance platform. The group claimed the data had been exfiltrated from platforms including Snowflake, Mixpanel and Salesforce, and threatened to publish it if a ransom was not paid. The following month, after claiming payment had not been made, ShinyHunters publicly released the data. The collection amounted to many terabytes across thousands of files that appeared to originate from multiple systems and business functions, including l

What is known

People affected5,118,184 (accounts in the leaked data, per Have I Been Pwned)
DisclosedMay 2, 2026
HappenedMar 27, 2026
AttackRansomware
Data exposedEmails, Names, Phone numbers
SectorTech
StatusUnverified: not yet confirmed by an official notice, a filing or the organization
Check your emailHave I Been Pwned

Sources

Source
Have I Been Pwned: ZenBusinesshaveibeenpwned.com · Aggregator

Notices filed

WhereFiledPeople
Have I Been Pwnedaccounts in the dataMay 25,118,184
History of this record
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (Have I Been Pwned). Record counts are as reported. Not legal advice.

Everything about ZenBusiness

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