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Seiko USA Shopify customer database leak claim

Data Leak
First reported
Last updated
Happening score
H score 17
1 unique sources, 1 articles

Summary

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Seiko USA faced a claimed customer data leak after attackers defaced its website and said they had stolen the company’s Shopify customer database. The alleged exposure matters because the data set includes names, email addresses, phone numbers, order history, shipping data, and account details, and the attackers threatened to publish it unless paid.

Related Happenings

Seiko USA hit by cyberattack

Incident
First: 20.04.2026 21:22 Last: 20.04.2026 21:22 Sources 1

How related: The Seiko USA website was defaced over the weekend, displaying a message from attackers claiming they stole its Shopify customer database and threatening to leak it unless a ransom is paid.

About this happening: The **Seiko USA** website was **defaced**, replacing normal content with a ransom message that raised the risk of **customer-data exposure**. Attackers claimed they had breached t...

Open Happening

Timeline

  1. 20.04.2026 21:22 2 articles · 1mo ago

    Seiko USA leak claim and extortion message disclosed

    Initial Disclosure

    A defaced Seiko USA website displayed an extortion message claiming attackers had breached the company's Shopify backend, downloaded the entire customer database, and threatened to publish the data unless Seiko USA entered negotiations or paid a ransom. The message named customer data categories including names, email addresses, phone numbers, order history, shipping data, and account details, and the company later removed the extortion message from the website without publicly confirming the claim.

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