Learn how to encrypt a file or folder in Windows.

Learn about BitLocker Drive Encryption in Windows and how to encrypt drives.

It may be possible for your IT admins to help with password recovery, but only if they had implemented the DocRecrypt tool before you created the document password. Go to File > Info > Protect Document > Encrypt with Password. Type a password, press OK, type it again and press OK to confirm it. Save the file to make sure the password takes effect.

Learn about BitLocker Device Encryption in Windows and how to enable it.

BitLocker is a built-in encryption feature in Windows that helps protect your data by encrypting your entire drive. When you access your data, Windows normally has protections associated with your sign-in information.

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.

Provides links to the uninstall tools and directions for many security programs.

Troubleshoots and fixes common issues with security and malware prevention in Windows.

Learn how to find your BitLocker recovery key in Windows.

First, you'll need to download the troubleshooter. Download troubleshooter. If you see the File Download box when you start downloading, select Run or Open. The troubleshooter provides steps for you to follow. If a program isn't listed in the uninstall options, you'll be asked for that program's product code.