synchronous protective code

例句：

1. 1. The synchronous protective code isused to ensure data integrity during transmission.
   同步保护代码用于确保数据传输过程中的数据完整性。
2. 2. Thesynchronous protective code is designed to preventunauthorized access to sensitive information.
   同步保护代码旨在防止未经授权访问敏感信息。
3. 3.The synchronous protective code is implemented invarious systems to protect against cyber attacks.
   同步保护代码被应用于各种系统中，以抵御网络攻击。