英国电子与无线电工程师协会(I E R E)最近出版了一本新书,该书以英国电信实验室的研究工作为依据,提出了一套密码设备安全设计和操作的实用规章。该书的目的在于建立一整套确定结构技术、软件格式和电气实践的规则。这种普遍 A recent book, I E R E, based on the work of BT Laboratories, presents a set of practical rules for the safe design and operation of cryptographic equipment. The purpose of this book is to establish a complete set of rules that determine structural technology, software format, and electrical practices. This is common