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Cybersecurity researchers have discovered a cluster of 16 malicious Mozilla Firefox extensions that are capable of stealing cryptocurrency wallet recovery phrases and private keys. “The extensions masquerade as wallet portals, desktop utilities, and browser tools, but their code intercepts recovery phrases and private keys during wallet import flows and attempts to send those secrets to

The U.S. Department of Justice (DoJ) on Wednesday announced charges against a 50-year-old U.S. and Israeli national for allegedly defrauding ransomware victims by secretly paying the attackers to obtain decryptors while claiming to use proprietary tools to recover their data. Zohar Pinhasi (aka Zack Silver and Zack Green) has been charged with two counts of

The U.S. State Department is offering up to $10 million for information leading to the identification or location of Zhang Yu, a Chinese national charged in the United States in connection with the 2021 Microsoft Exchange Server attacks known as HAFNIUM. The reward is for information leading to his identification or location, the news outlet NTD

The npm package known as “tensorlake,” a TypeScript software development kit (SDK) for Tensorlake applications, sandboxes, and cloud services, was compromised as part of a ChainDrop / Shai-Hulud supply chain attack. The malicious version 0.5.144 “contains obfuscated malware that harvests credentials, exfiltrates secrets, establishes persistence, and executes remotely supplied code,” Socket said

​​​On the second day of Pwn2Own Ireland 2026, security researchers collected $232,500 in cash awards after exploiting 45 unique zero-day vulnerabilities. […]

Cybersecurity researchers have disclosed details of a long-running npm supply chain malware campaign that pushes information stealers and remote access trojans (RAT) to compromised hosts. The campaign has been codenamed MALFEX by CloudSEK and Checkmarx. The activity is assessed to be the work of a lone threat actor who appears to have published 12 packages

Attackers compromised three country-code top-level domains (ccTLDs) and obtained unauthorized HTTPS certificates for several Google domains, Google said on October 6. Google’s own systems were not breached, but any domain ending in .gh (Ghana), .sl (Sierra Leone) or .as (American Samoa) was put at risk. With such a certificate, an attacker could pose as the real

The owner of ransomware remediation company MonsterCloud has been charged with allegedly defrauding ransomware victims by secretly paying their attackers for decryptors while claiming to use proprietary technology to recover encrypted data. […]

Hackers obtained unauthorized HTTPS certificates for several Google domains and hijacked domains in the country-code top-level domains (ccTLDs) for Ghana, American Samoa, and Sierra Leone after compromising third-party operators and modifying authoritative DNS records. […]

The FBI is warning that FortiBleed attacks are still ongoing, targeting exposed Fortinet FortiGate firewalls and SSL VPN gateways and locking out legitimate administrators. […]