The purpose of the trusted platform module is:

TPM or Trusted Plataform Module is an information encryption technology for users contained in a chip with this name. This small processor is capable of storing encrypted keys of confidential data of the users of a computer and in this way protect the information.

Explanation:

This chip is in passive state in the equipment with it installed and is only activated by the user of the equipment or administrator of this by means of the UEFI software and the operating system. Its main functions are to provide a platform where you can store authentication credentials to access a system without using passwords written from the keyboard. Mainly it is oriented to access through biometric data of the user, this is implemented by TPM 2.0 technology

TPM is a physical hardware device, which allows more consistent encryption in a memory specially designed for this. This device is directly in contact with the CPU of a computer, so it only acts in response to the instructions it sends.

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