Mmastodon TechnologyCybersecurity first seen 12 h ago, last 12 h ago, peak #9

eMudhra private keys compromised, one was just the number 4

Original: In case anyone hasn't kept up & wonders what's going on with # eMudhra & all the "4" jokes: https://www. theregister.com

Indian certificate authority eMudhra is under scrutiny after reports that its private keys were compromised, with one of the exposed keys reportedly being simply the number 4. Security experts are mocking the company's key management practices, and the '4' jokes have spread widely across the infosec community as a symbol of how easily the keys could be guessed.

Why now: The absurdity of a certificate authority using trivially guessable private keys has made the story viral in security circles.

eMudhraThe RegisterIndia

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Evidence

• In case anyone hasn't kept up & wonders what's going on with # eMudhra & all the "4" jokes: https://www. theregister.com/security/2026/ 10/20/indian-certification-authority-emudhras-private-keys-compromised-one-of-them-was-the-number-4/5304312 # News # Infosec # Security · darth_hideout@mas.to · 2

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