Device encryption in Windows - Microsoft Support
Select the Start button, then select Settings > Update & Security > Device encryption. If Device encryption doesn't appear, it isn't available. If device encryption is turned off, select Turn on. Additional resources. Back up your BitLocker recovery key. Finding your BitLocker recovery key in Windows.
Remove specific prevalent malware with Windows Malicious Software ...
Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.
Use the System File Checker tool to repair missing or corrupted system ...
Swipe in from the right edge of the screen, and then tap Search.Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.Type Command Prompt in the Search box, right-click Command Prompt, and then click Run as administrator.If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.
Finding your BitLocker recovery key in Windows - Microsoft Support
Windows 11 Windows 10. If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key. Where can I find my BitLocker recovery key?
Description of the BitLocker Drive Preparation Tool
The BitLocker Drive Preparation Tool is available. You can use this tool to prepare the computer for BitLocker Drive Encryption. This article describes how to obtain this tool. This article also provides an operational overview of the tool. This overview includes system requirements and command-line parameters.
Turn on device encryption - Microsoft Support
Want to learn more and find out if your device supports device encryption? See Device encryption in Windows. Learn how to turn on device encryption, or standard BitLocker encryption in Windows.
Encrypt email messages - Microsoft Support
Digital signatures. Encrypt email messages. Outlook for Microsoft 365 Outlook 2021 Outlook 2019 Outlook 2016. When you need to protect the privacy of an email message, encrypt it. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
How to encrypt a file - Microsoft Support
Windows 10. File encryption helps protect your data by encrypting it. Only someone with the right encryption key (such as a password) can decrypt it. File encryption is not available in Windows 10 Home. Right-click (or press and hold) a file or folder and select Properties.
How to start a scan for viruses or malware in Microsoft Defender
From the Microsoft Defender dashboard. Select Device details. Select Manage in Windows Security. Select Quick scan. Tips: If you want a deeper scan, instead of selecting Quick scan in step 3, select Scan options and choose the type of scan you want. For the most complete scan, run Microsoft Defender Offline. For more about that see Help protect ...
Applies To:
Microsoft Defender on Android, Microsoft Defender on Mac, Microsoft Defender on Windows
Cipher.exe Security Tool for the Encrypting File System
Summary. Cipher.exe is a command-line tool (included with Windows 2000) that you can use to manage encrypted data by using the Encrypting File System (EFS). As of June 2001, Microsoft has developed an improved version of the Cipher.exe tool that provides the ability to permanently overwrite (or "wipe") all of the deleted data on a hard disk.