Last Updated
：2025/12/03
cold boot attack
Noun
Japanese Meaning
暗号学の分野におけるサイドチャネル攻撃の一種で、物理的なアクセス権を持つ攻撃者が、コンピュータの再起動後の短い時間内に稼働中のオペレーティングシステムから暗号鍵を取得する攻撃。電源遮断直後もメモリの内容が一時的に保持される性質を利用する。
Sense（1）
（ plural ）
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(cryptography) A type of sidechannel attack in which somebody with physical access to a computer is able to retrieve encryption keys from a running operating system after a reboot. It relies on the fact that the contents of memory can still be read for a short period after power is cut off.
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cold boot attack
The security team demonstrated how a cold boot attack could extract encryption keys from a locked laptop left unattended.
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The security team demonstrated how a cold boot attack could extract encryption keys from a locked laptop left unattended.
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