Excel—“撤销工作表保护密码”的破解并获取原始密码自己测试过真的可用要改宏安全性教学内容

1、Good is good, but better carries it.精益求精，善益求善。Excel“撤销工作表保护密码”的破解并获取原始密码自己测试过，真的可用，要改宏安全性-Excel“撤销工作表保护密码”的破解并获取原始密码在日常工作中，您是否遇到过这样的情况：您用Excel编制的报表、表格、程序等，在单元格中设置了公式、函数等，为了防止其他人修改您的设置或者防止您自己无意中修改，您可能会使用Excel的工作表保护功能，但时间久了保护密码容易忘记，这该怎么办？有时您从网上下载的Excel格式的小程序，您想修改，但是作者加了工作表保护密码，怎么办？您只要按照以下步骤操作，Excel工作表

2、保护密码瞬间即破！1、打开您需要破解保护密码的Excel文件；2、依次点击菜单栏上的工具-宏-录制新宏，输入宏名字如:aa；3、停止录制(这样得到一个空宏)；4、依次点击菜单栏上的工具-宏-宏,选aa,点编辑按钮；5、删除窗口中的所有字符(只有几个),替换为下面的内容；从横线下开始复制-OptionExplicitPublicSubAllInternalPasswords()Breaksworksheetandworkbookstructurepasswords.BobMcCormickprobablyoriginatorofbasecodealgorithmmodifiedforcovera

3、geofworkbookstructure/windowspasswordsandformultiplepasswordsNormanHarkerandJEMcGimpsey27-Dec-2002(Version1.1)Modified2003-Apr-04byJEM:Allmsgstoconstants,andeliminateoneExitSub(Version1.1.1)RevealshashedpasswordsNOToriginalpasswordsConstDBLSPACEAsString=vbNewLine&vbNewLineConstAUTHORSAsString=DBLSPA

4、CE&vbNewLine&_AdaptedfromBobMcCormickbasecodeby&_NormanHarkerandJEMcGimpseyConstHEADERAsString=AllInternalPasswordsUserMessageConstVERSIONAsString=DBLSPACE&Version1.1.12003-Apr-04ConstREPBACKAsString=DBLSPACE&Pleasereportfailure&_grammingnewsgroup.ConstALLCLEARAsString=DBLSPACE&Theworkbookshould&_no

5、wbefreeofallpasswordprotection,somakesureyou:&_DBLSPACE&SAVEITNOW!&DBLSPACE&andalso&_DBLSPACE&BACKUP!,BACKUP!,BACKUP!&_DBLSPACE&Also,rememberthatthepasswordwas&_putthereforareason.Dontstuffupcrucialformulas&_ordata.&DBLSPACE&Accessanduseofsomedata&_maybeanoffense.Ifindoubt,dont.ConstMSGNOPWORDS1AsSt

6、ring=Therewerenopasswordson&_sheets,orworkbookstructureorwindows.&AUTHORS&VERSIONConstMSGNOPWORDS2AsString=Therewasnoprotectionto&_workbookstructureorwindows.&DBLSPACE&_Proceedingtounprotectsheets.&AUTHORS&VERSIONConstMSGTAKETIMEAsString=AfterpressingOKbuttonthis&_willtakesometime.&DBLSPACE&Amountof

7、time&_dependsonhowmanydifferentpasswords,the&_passwords,andyourcomputersspecification.&DBLSPACE&_Justbepatient!Makemeacoffee!&AUTHORS&VERSIONConstMSGPWORDFOUND1AsString=YouhadaWorksheet&_StructureorWindowsPasswordset.&DBLSPACE&_Thepasswordfoundwas:&DBLSPACE&$&DBLSPACE&_Noteitdownforpotentialfutureus

8、einotherworkbooksby&_thesamepersonwhosetthispassword.&DBLSPACE&_Nowtocheckandclearotherpasswords.&AUTHORS&VERSIONConstMSGPWORDFOUND2AsString=YouhadaWorksheet&_passwordset.&DBLSPACE&Thepasswordfoundwas:&_DBLSPACE&$&DBLSPACE&Noteitdownforpotential&_futureuseinotherworkbooksbysamepersonwho&_setthispass

9、word.&DBLSPACE&Nowtocheckandclear&_otherpasswords.&AUTHORS&VERSIONConstMSGONLYONEAsString=Onlystructure/windows&_protectedwiththepasswordthatwasjustfound.&_ALLCLEAR&AUTHORS&VERSION&REPBACKDimw1AsWorksheet,w2AsWorksheetDimiAsInteger,jAsInteger,kAsInteger,lAsIntegerDimmAsInteger,nAsInteger,i1AsInteger

10、,i2AsIntegerDimi3AsInteger,i4AsInteger,i5AsInteger,i6AsIntegerDimPWord1AsStringDimShTagAsBoolean,WinTagAsBooleanApplication.ScreenUpdating=FalseWithActiveWorkbookWinTag=.ProtectStructureOr.ProtectWindowsEndWithShTag=FalseForEachw1InWorksheetsShTag=ShTagOrw1.ProtectContentsNextw1IfNotShTagAndNotWinTa

11、gThenMsgBoxMSGNOPWORDS1,vbInformation,HEADERExitSubEndIfMsgBoxMSGTAKETIME,vbInformation,HEADERIfNotWinTagThenMsgBoxMSGNOPWORDS2,vbInformation,HEADERElseOnErrorResumeNextDodummydoloopFori=65To66:Forj=65To66:Fork=65To66Forl=65To66:Form=65To66:Fori1=65To66Fori2=65To66:Fori3=65To66:Fori4=65To66Fori5=65T

12、o66:Fori6=65To66:Forn=32To126WithActiveWorkbook.UnprotectChr(i)&Chr(j)&Chr(k)&_Chr(l)&Chr(m)&Chr(i1)&Chr(i2)&_Chr(i3)&Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)If.ProtectStructure=FalseAnd_.ProtectWindows=FalseThenPWord1=Chr(i)&Chr(j)&Chr(k)&Chr(l)&_Chr(m)&Chr(i1)&Chr(i2)&Chr(i3)&_Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)

13、MsgBoxApplication.Substitute(MSGPWORDFOUND1,_$,PWord1),vbInformation,HEADERExitDoBypassallfor.nextsEndIfEndWithNext:Next:Next:Next:Next:NextNext:Next:Next:Next:Next:NextLoopUntilTrueOnErrorGoTo0EndIfIfWinTagAndNotShTagThenMsgBoxMSGONLYONE,vbInformation,HEADERExitSubEndIfOnErrorResumeNextForEachw1InW

14、orksheetsAttemptclearancewithPWord1w1.UnprotectPWord1Nextw1OnErrorGoTo0ShTag=FalseForEachw1InWorksheetsChecksforallclearShTagtriggeredto1ifnot.ShTag=ShTagOrw1.ProtectContentsNextw1IfShTagThenForEachw1InWorksheetsWithw1If.ProtectContentsThenOnErrorResumeNextDoDummydoloopFori=65To66:Forj=65To66:Fork=6

15、5To66Forl=65To66:Form=65To66:Fori1=65To66Fori2=65To66:Fori3=65To66:Fori4=65To66Fori5=65To66:Fori6=65To66:Forn=32To126.UnprotectChr(i)&Chr(j)&Chr(k)&_Chr(l)&Chr(m)&Chr(i1)&Chr(i2)&Chr(i3)&_Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)IfNot.ProtectContentsThenPWord1=Chr(i)&Chr(j)&Chr(k)&Chr(l)&_Chr(m)&Chr(i1)&Chr(i2

16、)&Chr(i3)&_Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)MsgBoxApplication.Substitute(MSGPWORDFOUND2,_$,PWord1),vbInformation,HEADERleveragefindingPwordbytryingonothersheetsForEachw2InWorksheetsw2.UnprotectPWord1Nextw2ExitDoBypassallfor.nextsEndIfNext:Next:Next:Next:Next:NextNext:Next:Next:Next:Next:NextLoopUntilTrueOnErrorGoTo0EndIfEndWithNextw1EndIfMsgBoxALLCLE