Description: EFS, or Encrypted File System, is a file system that provides encryption to protect information stored on storage devices. Its main feature is the ability to encrypt data at rest, meaning that information is protected even when the device is powered off or disconnected. EFS uses robust encryption algorithms to ensure that only authorized users can access the data. This system is especially relevant in environments where information security is critical, such as in organizations handling sensitive or personal data. EFS integrates seamlessly into various operating systems, allowing users to easily encrypt specific directories and files. Additionally, its implementation in cloud services provides an extra layer of security, ensuring that data stored in the cloud is protected from unauthorized access. In summary, EFS is an essential tool for data protection, combining ease of use with strong security.