Unverified50% confidenceFactExact time
The certificate authority eMudra set the private keys of some certificates to small integers, including 4, 56, 151, 66, 155, 156, 230 and 237.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/30/2026
First Seen
Valid until: 1/28/2027
Sources
Private Key Set to 4? CA's Elementary Mistake Leaves TLS Exposed
youtubeComputerphile10/30/2026
Related Entities
Related Claims
UnverifiedThe Indian root certificate authority eMudhra set the private keys of its eight intermediate certificates to extremely simple numbers, one of which was '4.'78% similarUnverifiedOn October 20, 2026, the certificate authority eMudhra disclosed that the private keys of eight of its intermediate CA certificates could be recovered from public certificates.67% similarUnverifiedIn a case of an EIP-7702 wallet delegated to a draining contract, researchers used ecrecover to recover the signers of six authorization tuples and found that all six came from the same key and all pointed to the same delegation address.52% similarUnverifiedA GPG key ID is usually the last 16 hexadecimal characters of the public key fingerprint.52% similar
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