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web.Config加密解密最简单实用方法

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发表于 2013-8-5 15:33:53 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
web.config的文件多数的时候不希望别人看到,下面提供一个加密,解密的语句,简洁方便实用,先看到效果,至于加密的原理其他的网页上做了很多说明,这里只演示效果。
/ A' M/ E: Z2 M' Q9 A  加密前的connectionStrings节点
+ Y" n, P2 ^9 H3 q; u: v! I3 Z) D5 X  代码
# B. T3 Z5 e9 O/ e  <connectionStrings>
4 j" G2 m* o1 ~6 A2 K  <add name="SQLConnString1" connectionString="server=WJW-PC\SQL2008;user id=sa;password=12345;Initial Catalog=dbFASH;min pool size=4;max pool size=400;" />
; t9 J9 \. P0 a, A! U" a# b  <add name="eziyaConnectionString1" connectionString="Data Source=HOME-COMPUTER;Initial Catalog=dbFASH;Integrated Security=True;MultipleActiveResultSets=Falseacket Size=4096;Application Name=&quot;Microsoft SQL Server Management Studio&quot;", b+ a+ B, n. _
  providerName="System.Data.SqlClient" />
: v- D: n2 E8 M( o& n& U% ?, N4 h  <add name="eziyaConnectionString2" connectionString="Data Source=192.168.1.200;Initial Catalog=dbFASHersist Security Info=True;User ID=taoka;MultipleActiveResultSets=Falseacket Size=4096;Application Name=&quot;Microsoft SQL Server Management Studio&quot;"
$ w/ w8 O% y6 m  providerName="System.Data.SqlClient" />
4 s! S0 e- v6 }. o  Y  z' s  <add name="eziyaConnectionString3" connectionString="Data Source=192.168.61.160;Initial Catalog=dbFASHersist Security Info=True;User ID=sa;MultipleActiveResultSets=Falseacket Size=4096;Application Name=&quot;Microsoft SQL Server Management Studio&quot;"! G( Z. o$ k% z+ n( l: i5 I0 r. o
  providerName="System.Data.SqlClient" />: l* \% ^  ~: N+ W; E+ d
  </connectionStrings>  V! f8 v& ?9 Y5 `  l* x$ i
  加密后的connectionStrings的节点
  m. T+ o) r' c8 w: t6 R  代码& S* x/ ^5 e) `; N# p0 f
  <connectionStrings configProtectionProvider="RsaProtectedConfigurationProvider">
( Q' B! V& w5 P5 P3 M% w  <EncryptedData Type="http://www.w3.org/2001/04/xmlenc#Element"8 h0 N; [) l* a- ^/ m7 U
  xmlns="http://www.w3.org/2001/04/xmlenc#"&gt;4 S, d. t  r9 P5 |
  <EncryptionMethod Algorithm="http://www.w3.org/2001/04/xmlenc#tripledes-cbc" />
; m+ k' i% f& s' E9 I" B  <KeyInfo xmlns="http://www.w3.org/2000/09/xmldsig#"&gt;5 Z$ W+ z7 }9 r! w8 [! c) b! c. @
  <EncryptedKey xmlns="http://www.w3.org/2001/04/xmlenc#"&gt;
% y* g$ X6 y" l; P0 B# }/ h  <EncryptionMethod Algorithm="http://www.w3.org/2001/04/xmlenc#rsa-1_5" />; W5 t) d1 U) l
  <KeyInfo xmlns="http://www.w3.org/2000/09/xmldsig#"&gt;
% y# I! U$ O- s1 `  <KeyName>Rsa Key</KeyName>/ [+ B1 a" h  e3 R6 t: g
  </KeyInfo>" T$ q" D1 \! A' [9 z" Q  L
  <CipherData>
. v4 M# J9 i1 N* }, @! r1 L0 a  <CipherValue>FOkydQFNniZvq71ua4XapuVCUrJFOARkXeqqwyKFoP+NGXGewehxYW0zTzIn/j+YCvH/r6ABoE/AfWMMEDyr81R1mhi4ckXbiJ2BvW612/W7f7Wkqj+FDwse+lgAISHZ5HfspaY1LBvKYAu1VEm6Iu6NlT35TPnjxFf+p5Apf0E=</CipherValue>. \$ _3 ]6 O1 A0 ^' `( ]
  </CipherData>; g  H( w7 W6 y; X# K
  </EncryptedKey>
$ W* ]4 [9 D% d1 }: l, g% k  </KeyInfo>
$ I; b) z% ^9 w, K$ ]3 Z  <CipherData>
; {9 u! a) [; |1 y) z6 @  <CipherValue>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</CipherValue>/ q% T# g) G( _: v* H
  </CipherData>
% O- F  f% P% t( M+ l: M  </EncryptedData>7 R: p' F! ^- Z' x
  </connectionStrings>* p, g  B: _% V. r0 K8 m
  完全看不到连接的信息!1 G9 Y& ^0 J3 X
  下面是两个.bat批处理文件
, ?) m3 o" B  Q  加密:
. c8 s& V2 p0 d3 w+ p5 F4 t  @echo off  W9 E4 n. q5 v& }
  C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\aspnet_regiis.exe -pef "connectionStrings" "E:\code\proj\Web"5 F1 h2 U$ t; s* d" o2 a  a
  解密:
3 ]: b" w2 B/ J/ k) M  @echo off
' s; w3 M" l7 y  C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\aspnet_regiis.exe -pdf "connectionStrings" "E:\code\proj\Web"  w9 r& @. _6 l' S/ G6 ^
  PAUSE
: Y, B$ q( s3 z  直接将语句拷贝到.BAT文件中,E:\code\proj\Web为相应的web.config所在的路径,只能在一台电脑上操作,否则不可逆
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沙发
发表于 2013-8-5 19:31:27 | 只看该作者
好方法。我正好刚遇到这个问题
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