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Certificate authority eMudhra revoked eight intermediate certificates after a researcher known as Wayne found on October 17 that their P-384 private keys were so weak that anyone could recover them almost instantly. The keys, generated in April 2025, had values below 256, so an attacker could recover them by testing 256 candidates. This w…
Researchers found that the private keys of eight eMudhra intermediate CA certificates could be recovered from public certificate data. Each P-384 key was an integer below 256, so near-instant recovery by simple enumeration or a discrete logarithm algorithm was possible. The incident was disclosed on October 20, 2026, and Mozilla, Google, …
Eight intermediate certificates issued in April 2025 by Indian certificate authority eMudhra were found to have private keys that can be recovered from the certificates themselves. Anyone can use them to forge trusted HTTPS certificates and impersonate any website against clients that still trust these CAs. Mozilla and Google blocked the …
Mozilla and the Chrome Root Program confirmed on October 20 that the private keys of eight eMudhra intermediate CA certificates (emSign brand) are compromised. Anyone holding these keys could issue certificates for any website that a browser would accept. A researcher credited as "Wayne" reported the compromise on October 17, and Chrome a…
Huntress analyzed an active credential-phishing campaign in which the lookalike domain watchguard-vpn.net harvests WatchGuard SSL VPN credentials. On October 7, 2026, an administrator at a managed service provider searched Bing for "watchguard vpn sll download" and clicked through to the fake page, which Huntress classifies as SEO poisoni…
