: These are small hardware devices that connect to a computer, often used for software protection. They can require a physical presence to verify software authenticity or act as a key.

: Using cracks to bypass software protection is generally illegal. It violates copyright laws and can lead to legal consequences.

The primary purpose of a dongle is to provide an additional layer of security to software applications. By requiring a physical device to be plugged into the computer, the software can verify the authenticity of the user and prevent unauthorized access. This approach helps to prevent software piracy and ensures that only legitimate users can access the software's features.