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Not great... but if they already have your @yubico aren't you already kinda pwned?

“An attacker could exploit this issue as part of a sophisticated and targeted attack to recover affected private keys,” the advisory confirmed. “The attacker would need physical possession of the YubiKey, Security Key, or YubiHSM, knowledge of the accounts they want to target, and specialized equipment to perform the necessary attack. Depending on the use case, the attacker may also require additional knowledge including username, PIN, account password, or authentication key.”

https://arstechnica.com/security/2024/09/yubikeys-are-vulnerable-to-cloning-attacks-thanks-to-newly-discovered-side-channel/

#osint #opsec #infosec #security