USB tokens are portable devices that are used for secure authentication and data encryption. They are small in size and can easily fit into a pocket or on a keychain, making them convenient for users to carry around.

One of the main purposes of a USB token is to provide an extra layer of security for accessing sensitive information. By using a USB token, users can securely log into their accounts or systems without having to memorize complicated passwords. This adds an extra level of protection against unauthorized access and helps to prevent identity theft.

Another important function of a USB token is to encrypt data and protect it from being accessed by unauthorized users. By storing sensitive information on a USB token, users can ensure that their data remains safe and secure even if their device is lost or stolen. This is particularly important for businesses that deal with confidential information and need to protect their data from theft or hacking.

In addition to security features, USB tokens can also be used for multi-factor authentication, which requires users to provide two or more forms of verification before accessing a system or account. This helps to prevent unauthorized access and adds an extra layer of security to sensitive information.

Overall, USB tokens are valuable tools for protecting data and ensuring secure authentication. With their small size and portability, they are convenient for users to carry around and use on-the-go. Whether for personal use or business applications, USB tokens provide a secure and reliable solution for protecting sensitive information.