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Cipher Disk

Union Cipher Disk from the American Civil War was 3.75 inches (95 mm) in diameter and made of light yellow heavy card stock.

1、划出加密磁碟区

保护机密与隐私，采用硬件磁碟分割加密技术，使用者可自行分配储存空间，划出加密磁碟区（Cipher Disk）,除了本人外。任何人都无法开启或存取磁碟区内的档案，带来更有效的资料管理及更周全的资料防护！

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