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BreachesMay 28, 2026

‼️ ShinyHunters has leaked 42 Million records of data from Charter Communications. DentaQuest ha...

ShinyHunters leaks 42M records from Charter Communications; DentaQuest data relisted.

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Summary

ShinyHunters threat actor has leaked 42 million records stolen from Charter Communications, a major US telecommunications provider. Additionally, DentaQuest data was relisted on underground forums after being previously taken down, suggesting possible failed ransom negotiations or re-listing for additional leverage.

The lesson from this incident

Full lesson

ShinyHunters successfully exfiltrated and leaked 42 million customer records from Charter Communications, demonstrating critical failures in data protection and incident response capabilities. The breach exposes sensitive customer information and highlights the devastating impact when threat actors gain unauthorized access to poorly secured databases. The re-listing of DentaQuest data suggests organizations are struggling with ransomware negotiations and may lack effective incident containment strategies.

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Entities

ShinyHunters (threat_actor)Charter Communications (vendor)DentaQuest (vendor)