给出了一些较常用的加密解密方法及反跟踪技术，内容包括硬盘加密、软盘加密以及磁盘软件加密与保护技术。
The paper gives some practical methods of encryption and decryption as well as preventive trace, including hard disk encryption, floppy disk encryption, disk file encryption and protection.
系统文件的权限被自动保护，并会在软件更新时进行更新。磁盘工具中的修复权限功能已经不再需要。
System file permissions are automatically protected, and updated during Software Updates. The Repair permissions function is no longer necessary.
USB磁盘保护是一个可靠的软件，致力于保持你的电脑安全，清洁，并在其最有潜力的工作。
USB Disk Protector is a simple to use, yet reliable software that enables you to keep your computer safe, clean and protected from malware or other viruses.
USB磁盘保护是一个可靠的软件，致力于保持你的电脑安全，清洁，并在其最有潜力的工作。
USB Disk Protector is a simple to use, yet reliable software that enables you to keep your computer safe, clean and protected from malware or other viruses.
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