Easy to lose, illegal intrusion makes laptops face security challenges. To prevent information leakage, the new notebook motherboard has built-in Trusted Platform Module TPM, which has become an indispensable security component.
TPM is the core of the Trusted Computing Platform (TCP), a trusted platform module component for generating, storing, managing keys and encrypting and decrypting data. It has a processor, non-volatile memory and The special algorithm circuit, the encryption and decryption operation is completed in the TPM component. Specifically, with the support of dedicated security software, the functions include:
(1) encryption and decryption key, storage and management BIOS power-on password, hard disk password, Windows password, administrator password, fingerprint identification information; >
(2) It can realize high-speed encryption and decryption of files and hard disks, and perform authentication management operations on user rights and network accounts;
(3) Use special algorithms to verify software and hardware credibility and monitor Software and hardware changes, protection of BIOS, operating system and other software and important hardware are not illegally modified to avoid various hardware and software attacks. In particular, the TPM is bound to the motherboard one-to-one. Once the TPM is enabled and the password is forgotten, the motherboard and the TPM must be replaced at the same time, and the encrypted data files or hard disks cannot be saved. Currently, TMP and fingerprint recognition work together to achieve the highest level of security.
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