siix.co.jp

siix.co.jp

Data Breach on November 30, 2021
Data Breach Report
Victimsiix.co.jp
Threat ActorLockBit
Date DiscoveredNov 30, 2021
DescriptionN/A
Leak SizeN/A

Credential Exposure for siix.co.jp

We've indexed 31 @siix.co.jp accounts from external breaches, plus 1 credentials for siix.co.jp itself.

Last checked Aug 13, 2026

@siix.co.jp addresses from external breaches
Third-party breaches26 accounts · across 25 breaches · 23 with a plaintext password · most recent Aug 18, 2024
Combo lists18 accounts · most recent Jun 22, 2026
Passwords for siix.co.jp accounts
Combo lists1 logins · most recent Jun 23, 2026

Logins may belong to customers or to staff, and the data doesn't say which. None of this is necessarily connected to the ransomware attack above.

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