Massive IoT Data Breach Exposes 2.7 Billion Records from Mars Hydro

Key points

• 2.7 billion records exposed in an IoT data breach.
• 1.17 terabytes of sensitive data compromised.
• Exposed data included Wi-Fi network names, passwords, IP addresses, and device IDs.

This analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.

Affected organization

Marshydro

Sector: Professional, Scientific, and Technical Services

Likely country: Location not provided

Estimated

Threat source

Hacking activity

Watch internet-facing systems, credential abuse and exploit activity.

• Source type: outside the affected organization

Business impact

Potential data exposure

Impact area: Confidentiality

Likely asset: User or customer data, Server or cloud data store

Trend context

69 signals with similar action pattern

• 5 signals in the same sector
• 90 signals with the same likely impact area
• 1 signal linked to this organization/domain

Mentioned entities

MarshydroData DisclosureMars Hydro AInternet of ThingsIoTWi-FiSSIDsIDs. TheJeremiah Fowler andChinese IoT

External sources

• 9 major cyber attacks & data breaches in February 2025https://www.cybersecurityhub.com/news/9-major-cyber-attacks-data-breaches-in-february-2025/Public source from cybersecurityhub.com.

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