Equipment safety protection method, device and equipment

The invention discloses an equipment safety protection method, which comprises the steps of performing feature extraction on a safety protection rule in advance, performing feature matching before regular expression matching, and further performing regular expression matching on to-be-matched data and the safety protection rule only when all features of the safety protection rule are matched. Through the method, the security protection rules in possible matching can be screened out, the huge workload of performing regular expression matching on the to-be-matched data and each security protection rule is avoided, the regular expression matching efficiency is improved, and the equipment security protection performance is ensured. In addition, the invention further provides an equipment safety protection device and equipment and a readable storage medium, and the technical effects of the equipment safety protection device and equipment correspond to the technical effects of the method. 本申请公开了一种设备安全防护方法，预先对安全防护规则