Windowsに標準で搭載されているドライブ暗号化機能「BitLocker」。この暗号化技術は非常に強力で、BitLockerを利用して内蔵ストレージを暗号化しておけば、もしPCから内蔵ストレージが抜き取られたとしても、回復キーを入力しない限り保存デ ...

If BitLocker asks for the Recovery Key after a Windows Update and you cannot boot into Windows, this article will help you troubleshoot and resolve the issue. The April 2026 Update for Windows 11, ...

BitLocker locked me out of my PC after a system update, but the recovery key saved me. I found it on my Microsoft account under the device’s details and used it to unlock each encrypted drive. It’s a ...

BitLocker is Windows built-in encryption mechanism that protects your system from unauthorized access and keeps your confidential data safe and secure. If BitLocker is enabled on your Windows PC, you ...

How many times have you been locked out of your PC because you accidentally spammed the wrong PIN or exceeded the max number of sign-in attempts? This and starting Windows in Safe Mode are two ...

Microsoft has added new BitLocker encryption guides on its official website. These are meant to explain to users what BitLocker does and how to recover and/or back up the necessary BitLocker keys. The ...

BitLocker is an integral part of Windows 11's security, and it works best when it's configured and managed properly. When you purchase through links on our site, we may earn an affiliate commission.

「BitLocker」は、ドライブ暗号化機能として搭載されているWindowsの機能の1つだ。一定条件を満たすと自動的に実行され、ドライブを暗号化して、盗難や紛失、譲渡などの際にストレージのデータを保護できる。しかしながら、不具合や設定ミスなどで起動時 ...