目錄
述綜
研究背景
.1.1網(wǎng)絡(luò)環(huán)境下信息安全研究意義
.1.2身份認(rèn)證技術(shù)發(fā)展與現(xiàn)狀
1.2認(rèn)證技術(shù)概述
2，1基于網(wǎng)絡(luò)的身份認(rèn)證
.2.2信息安全系統(tǒng)中身份認(rèn)證面臨的危機(jī)...............................................................……6
.2.3信息安全系統(tǒng)中對身份認(rèn)證系統(tǒng)的需求...........................................................……7
.2信息安全系統(tǒng)中組建的身份認(rèn)證系統(tǒng)的概述及意義...............................................……9
.3論文的主要結(jié)構(gòu)...........................................................................................................……9
2網(wǎng)絡(luò)安全技術(shù)的發(fā)展與現(xiàn)狀.....................……11
2.1網(wǎng)絡(luò)安全策略.............................................................................................................……11
2.1，1網(wǎng)絡(luò)安全存在的隱患，.....................................··....·····················，······················……11
2.1.2網(wǎng)絡(luò)安全策略..............................................……，................................................……13
2.2網(wǎng)絡(luò)安全技術(shù)概述........................................................··.·········································……14
2.2.1數(shù)據(jù)加密技術(shù).............……，...........................................··..··································……14
2.2.2身份認(rèn)證技術(shù)...................................................................................··....··.·········……14
2.2.3防火墻技術(shù)..........................................................................··....·.······················一15
3身份認(rèn)證中密碼學(xué)概述....................……，.…17
3.、認(rèn)證信息的安全傳輸..................……，......……，·，·······，········································……17
3.1.1密碼學(xué)概念..................................................................................·······················……17
3.1.2密碼體制…，..................................................................................……，...........·...·……18
3.2身份認(rèn)證的完整性..............................................······················································……20
3.3保證身份認(rèn)證的不可否認(rèn)性...................................……，..........................................……20
3.3.1不可否認(rèn)機(jī)制...................................................................····.············，················……21
3.3.2不可否認(rèn)認(rèn)證協(xié)議.…，...............……，，......................·...·································……21
3.4信息認(rèn)證..............................................................……，..............................................……22
3.4.1基于私鑰體制的信息認(rèn)證.................................................................................……22
3.4.2基于公鑰體制的信息認(rèn)證.................................................................................……24
3.5數(shù)字簽名....................................................................................................................……25
3.6數(shù)字證書............................................................……，.................................................……26
3.6.1數(shù)字證書的必要性..........................................·....············································……26
3.6.2數(shù)字證書原理..........................................................................···························……27
3.6.3數(shù)字證書的應(yīng)用..................................................············································一28
4信息安全系統(tǒng)中認(rèn)證協(xié)議和認(rèn)證機(jī)制分析.……，...……29
4.1認(rèn)證方式分析.，.…，.............................................................................................···.····一
4.1.1基于口令的傳統(tǒng)認(rèn)證方式................................................·····················‘···········……
4.1.2基于物理證件的認(rèn)證方式.....................................................··················，·······一
4.1.3基于生物特征的認(rèn)證方式....................................................……，.‘.……，............……
4.1.4基于硬件信息的認(rèn)證方式..........................................··········，·························一
4.2認(rèn)證協(xié)議分析..................................……，.............................................................·.·……
4.2.1認(rèn)證協(xié)議分類..……，........……，......................................................................···.·……
4.2.2認(rèn)證協(xié)議的安全性........................