“Encrypting File System (EFS) is a feature of Windows that you can use to store information on your hard disk in an encrypted format. Encryption is the strongest protection that Windows provides to help you keep your information secure.”
Learn more about EFS and Windows 7
- What is Encrypting File System (EFS)?
- When should I encrypt files and folders?
- How to encrypt or decrypt a folder or file (video)
- What's the difference between BitLocker Drive Encryption and Encrypting File System?
- How to share encrypted files with another person or computer