eMudhra exits global SSL/TLS issuance after eight intermediate CA private keys were found to be trivially weak, one being the number 4
Indian certification authority eMudhra announced on 22 October 2026 that it is withdrawing from the global SSL/TLS certificate business. The announcement follows public reports that the private keys of eight intermediate CAs were trivially weak. The issue was reported to Mozilla on 17 October. The key values were 4, 56, 66, 115, 155, 156,…