Implementation method, device and equipment of lightweight authentication encryption algorithm

The invention relates to the field of information security, and provides a lightweight authentication encryption algorithm implementation method, device and equipment. According to the lightweight authentication encryption algorithm implementation method, the lightweight authentication encryption algorithm comprises an S-box replacement layer and a linear replacement layer, and the method comprises the steps that an S-box lookup table in the S-box replacement layer and/or XOR operation in the linear replacement layer are/is acquired; converting the obtained S box lookup table and/or XOR operation into a disjunctive normal form; and mapping the logic operation in the disjunctive normal form into a corresponding logic device to obtain a corresponding logic circuit. According to the implementation mode provided by the invention, the execution efficiency of the lightweight authentication encryption algorithm can be improved, and a special integrated circuit is easy to realize. 本发明涉及信息安全领域，其实施方式提供了一种轻量级认证加密算法的实现方法