Unverified50% confidenceFactExact time
The 2019 TPM-Fail vulnerability successfully extracted ECDSA private keys from Intel fTPM via a timing side-channel attack, and 2021 research demonstrated key extraction by sniffing bus communication between the TPM and CPU.
1
Sources
50%
Confidence
Long-term
Relevance
8/15/2026
First Seen
Sources
Chrome DBSC技术详解：设备绑定会话凭证如何终结Cookie窃取
Related Claims
UnverifiedThe core mechanism of DBSC is to cryptographically bind session credentials to the device's hardware security module (such as a TPM chip), where the private key never leaves the device.67% similarUnverifiedPantsdown（CVE-2019-6260）漏洞允许通过网络未经认证直接读写BMC物理内存64% similarUnverifiedTiming side-channel attacks can recover private keys bit by bit through precise timing of a large number of cryptographic operations combined with statistical methods; examples include the Bleichenbacher attack against OpenSSL RSA and the Cache-Timing attack against AES lookup tables.63% similarUnverifiedThe key-clearing failure issue most likely originates from a refactoring of dm-crypt or the memory management subsystem.62% similar
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