“NPM crypto supply chain attack – NPM logo with malicious code intercepting crypto wallet transactions.”

Largest NPM Crypto Hack Intercepts Wallets

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Introduction: A Hack of Historic Proportions The cryptocurrency community is reeling from news of the largest NPM crypto supply chain attack in history, in which hackers compromised widely used JavaScript libraries to deploy malware capable of intercepting wallet transactions. This attack, uncovered on September 9, 2025, represents a watershed moment in both software security and…

Firefox browser alert over crypto wallet theft by extensions—Firefox crypto extensions scam

Firefox crypto extensions scam exposes wallets to theft

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Discovery of Malicious Extensions Mozilla announced it had identified and removed over 40 malicious Firefox extensions designed to steal crypto wallet information. These extensions masqueraded as legitimate tools while covertly exfiltrating seed phrases and private keys. How They Operate Once installed, the extensions inject scripts to monitor clipboard activity and intercept web form submissions. Users…