現今有許多電腦系統保護機制,其主要是防止侵入者進入硬碟中竊取資料或是破壞硬碟中的資料使其資料無法再使用,而系統保護最簡單最基本的就是使用BIOS(Basic Input Output System)的密碼保護,利用BIOS在開機時所設定的密碼保護機制可以使得在無法移動硬碟的情況之下,作到保護硬碟不被讀取與使用.
本篇論文主要的重點是在描述如何在不移除硬碟的情況之下,在開機的過程之中針對原本使用BIOS密碼保護的缺點再加以改善,並將BIOS的密碼與硬碟的密碼保護作結合,使得系統保護機制更為完善.

1 序論
1.1 動機
1.2 系統保護的範圍
1.3 研究目的與限制
2 相關研究
3 何謂BIOS(Basic Input Output System)
3.1 BIOS開機流程
3.2 BIOS的診斷碼
3.3 BIOSsetupsecurity
3.4 CMOS(Complementay Metal Oxide Semiconductor) RAM
4 BIOS ROM 的種類
4.1 BIOS ROM 的應用
4.2 BIOS密碼保護與周邊作結合
4.3 BIOS ROM 的保護
4.4 Bios Setup Utility 的修改
4.5 BIOS ROM 的密碼儲存方法
4.6 BIOS ROM 密碼的開機判斷
5 BIOS ROM 密碼與硬碟密碼保護作結合
5.1 DisplayPassword
5.2 BIOS ROM 密碼與硬碟密碼作結合
6 結論
7 未來目標

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