Data breach
Grayscale Investments LLC data breach
In 2024, Grayscale Investments LLC suffered a data breach affecting 562,923 records. Exposed data included names, surname, job title and 3 other types of data.
Breach date
562 923
Records in the breach
6
Types of data exposed
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Data exposed in the Grayscale Investments LLC breach
- Names
- Surname
- Job Title
- Company Name
- Email Addresses
- Phone Numbers
About the breach
Grayscale Investments experienced a significant data security incident when the Everest ransomware group claimed responsibility for a cyberattack.
Key Details of the Incident
• Date Claimed / Incident: Claimed around July 25–31, 2025 (with reports of underlying database exposure tracing back to late 2024).
• Impacted Records: Approximately 523,441 to 693,000 records belonging to clients and contacts.
• Exposed Data Types: Email addresses, phone numbers, full names, and potentially job titles and company affiliations. (No private keys or crypto wallet funds were reported as compromised).
• Company Response: Grayscale did not publicly confirm the incident or issue formal individual breach notifications.
Key Details of the Incident
• Date Claimed / Incident: Claimed around July 25–31, 2025 (with reports of underlying database exposure tracing back to late 2024).
• Impacted Records: Approximately 523,441 to 693,000 records belonging to clients and contacts.
• Exposed Data Types: Email addresses, phone numbers, full names, and potentially job titles and company affiliations. (No private keys or crypto wallet funds were reported as compromised).
• Company Response: Grayscale did not publicly confirm the incident or issue formal individual breach notifications.
How to protect yourself
In order to start protecting yourself from possible fraud in future, we highly recommend the following steps:
1. Monitor your credit reports for possible suspicious activities. If you cannot do this yourself, we recommend you sign up with online services that does this on your behalf.
2. Be on the lookout for an increase in spam or fraudulent calls. We recommend you make use of mobile apps like True Caller, which can assist you in identifying potential spam or fraudulent calls.
3. Monitor your banking transactions. Ensure that you are receiving notifications of transactions by either SMS, your app or email.
1. Monitor your credit reports for possible suspicious activities. If you cannot do this yourself, we recommend you sign up with online services that does this on your behalf.
2. Be on the lookout for an increase in spam or fraudulent calls. We recommend you make use of mobile apps like True Caller, which can assist you in identifying potential spam or fraudulent calls.
3. Monitor your banking transactions. Ensure that you are receiving notifications of transactions by either SMS, your app or email.
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