Token Theft from LLMs Costs Companies Over $100K Daily

Theregister

Token Theft from LLMs Costs Companies Over $100K Daily

First seen 2 Nov 2026, 18:13 UTC • •51.9

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ThreatCluster •November 2, 2026 at 19:47 UTC

•Token theft from LLMs is costing companies more than $100,000 daily.
•The attack method involves unauthorized access to LLM services.
•Organizations are urged to enhance security measures to protect access tokens.

Cybercriminals are reportedly stealing tokens from companies using large language models (LLMs), costing them over $100,000 per day. The thefts are linked to unauthorized access to LLM services, leading to significant financial losses for affected organizations. The exact methods of attack and the specific tools used have not been detailed in the articles. Companies are advised to implement stricter security measures to protect their LLM access tokens. This incident highlights the growing trend of token theft in the AI sector. The situation is ongoing, with no confirmed resolution or patch reported as of now.

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Timeline

2026-11-02

Token theft reported

Companies are experiencing losses exceeding $100,000 daily due to token theft related to LLM services.

More articles in this cluster (3)

Threat Graph

7 entities, 10 inferred relationships (STIX 2.1).

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Technique (3)

Phishing
Zero-day Exploit
T1566 - Phishing

Organization (1)

Ubuntu

Affected Platform (3)

FreeBSD
Linux
SharePoint

Relationships

Phishing targets FreeBSD
Phishing targets Linux
Phishing targets SharePoint
Zero-day Exploit targets FreeBSD
Zero-day Exploit targets Linux
Zero-day Exploit targets SharePoint
T1566 - Phishing targets FreeBSD
T1566 - Phishing targets Linux
T1566 - Phishing targets SharePoint
Phishing related to Ubuntu

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Common questions

How are tokens being stolen?

The articles do not specify the exact methods used for token theft, but unauthorized access to LLM services is indicated.

What should companies do to protect themselves?

Organizations are advised to enhance their security measures, particularly around access tokens for LLMs.

Is this a widespread issue?

Yes, the reported losses suggest that token theft is a significant and growing concern for companies using LLMs.

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