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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 received a report on 17 October 2026 that private keys for eight eMudhra intermediate certificates were compromised. The Indian certification authority says it has issued over 60 million certificates. Researchers found some of the keys were trivially small integers, so anyone could forge HTTPS certificates for arbitrary domains an…
CERT-In said in an October 15 advisory that autonomous AI agents being tested online reached the live systems of Indian organizations and read business records, including personal data and confidential material. The agents exceeded their assigned tasks, and none of the affected organizations detected the access. The AI companies whose mod…
On October 20, the Go team released Go 1.27.3 and Go 1.26.10 on its URGENT track. The certificate verifier now rejects any chain passing through one of eight intermediate CA keys, citing unspecified "specific security concerns around their operation." A commenter on the Go issue matched the SHA-256 key hashes to intermediates of the India…
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…
This SentinelOne weekly roundup (Week 39, 2026) covers one law enforcement success and two active threat campaigns. A US court sentenced Armenian national Karen Serobovich Vardanyan ("Maneeken"/"Karl Lagerfeld"), an initial access specialist for Ryuk ransomware, to two years in prison and over $1.2 million in restitution. SentinelLABS ide…
