Blockchain is legal. Blockchain is a term in the field of information technology. In essence, it is a shared database, and the data or information stored in it has the characteristics of "unforgeable", "full traces left", "traceable", "open and transparent" and "collectively maintained". Based on these characteristics, blockchain technology has laid a solid foundation of "trust" and created a reliable "cooperation" mechanism, which has broad application prospects.

Legal basis:

Article 123 of the "People's Republic of China and Civil Code", civil subjects enjoy intellectual property rights in accordance with the law.

Intellectual property rights are the exclusive rights enjoyed by obligees in accordance with the law with respect to the following objects:

(1) works;

(2) inventions, utility models, Design;

(3) Trademark;

(4) Geographical indication;

(5) Trade secret;

(6) ) Integrated circuit layout design;

(7) New plant varieties;

(8) Other objects specified by law.