破解VBA保护工作表的密码方法.doc

破解VBA保护工作表的密码方法破解VBA保护工作表的密码方法OFFICE功能强大,但安全性实在让人胆心,从另一个方面来看应该是关注她的人太多了!注意:首先打开要解除的EXCEL文檔,同时按Alt+F11打开VBA编辑器,”视图”“代码窗口”,然后将以下代码COPY进去,再按F5运行,等待破解完成Option ExplicitPublic Sub AllInternalPasswords()Const DBLSPACE As String = vbNewLine & vbNewLineConst AUTHORS As String = DBLSPACE & vbNewLine & _Adapted from Bob McCormick base code by & _Norman Harker and JE McGimpseyConst HEADER As String = AllInternalPasswords User MessageConst VERSION As String = DBLSPACE & Version 1.1.1 2003-Apr-04Const REPBACK As String = DBLSPACE & Please report failure & _to the gramming newsgroup.Const ALLCLEAR As String = DBLSPACE & The workbook should & _now be free of all password protection, so make sure you: & _DBLSPACE & SAVE IT NOW! & DBLSPACE & and also & _DBLSPACE & BACKUP!, BACKUP!, BACKUP! & _DBLSPACE & Also, remember that the password was & _put there for a reason. Dont stuff up crucial formulas & _or data. & DBLSPACE & Access and use of some data & _may be an offense. If in doubt, dont.Const MSGNOPWORDS1 As String = There were no passwords on & _sheets, or workbook structure or windows. & AUTHORS & VERSIONConst MSGNOPWORDS2 As String = There was no protection to & _workbook structure or windows. & DBLSPACE & _Proceeding to unprotect sheets. & AUTHORS & VERSIONConst MSGTAKETIME As String = After pressing OK button this & _will take some time. & DBLSPACE & Amount of time & _depends on how many different passwords, the & _passwords, and your computers specification. & DBLSPACE & _Just be patient! Make me a coffee! & AUTHORS & VERSIONConst MSGPWORDFOUND1 As String = You had a Worksheet & _Structure or Windows Password set. & DBLSPACE & _The password found was: & DBLSPACE & $ & DBLSPACE & _Note it down for potential future use in other workbooks by & _the same person who set this password. & DBLSPACE & _Now to check and clear other passwords. & AUTHORS & VERSIONConst MSGPWORDFOUND2 As String = You had a Worksheet & _password set. & DBLSPACE & The password found was: & _DBLSPACE & $ & DBLSPACE & Note it down for potential & _future use in other workbooks by same person who & _set this password. & DBLSPACE & Now to check and clear & _other passwords. & AUTHORS & VERSIONConst MSGONLYONE As String = Only structure / windows & _protected with the password that was just found. & _ALLCLEAR & AUTHORS & VERSION & REPBACKDim w1 As Worksheet, w2 As WorksheetDim i As Integer, j As Integer, k As Integer, l As IntegerDim m As Integer, n As Integer, i1 As Integer, i2 As IntegerDim i3 As Integer, i4 As Integer, i5 As Integer, i6 As IntegerDim PWord1 As StringDim ShTag As Boolean, WinTag As BooleanApplication.ScreenUpdating = FalseWith ActiveWorkbookWinTag = .ProtectStructure Or .ProtectWindowsEnd WithShTag = FalseFor Each w1 In WorksheetsShTag = ShTag Or w1.ProtectContentsNext w1If Not ShTag And Not WinTag ThenMsgBox MSGNOPWORDS1, vbInformation, HEADERExit SubEnd IfMsgBox MSGTAKETIME, vbInformation, HEADERIf Not WinTag ThenMsgBox MSGNOPWORDS2, vbInformation, HEADERElseOn Error Resume NextDo dummy do loopFor i = 65 To 66: For j = 65 To 66: For k = 65 To 66For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126With ActiveWorkbook.Unprotect Chr(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 = False And _.ProtectWindows = False ThenPWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)MsgBox Application.Substitute(MSGPWORDFOUND1, _$, PWord1), vbInformation, HEADERExit Do Bypass all for.nextsEnd IfEnd WithNext: Next: Next: Next: Next: NextNext: Next: Next: Next: Next: NextLoop Until TrueOn Error GoTo 0End IfIf WinTag And Not ShTag ThenMsgBox MSGONLYONE, vbInformation, HEADERExit SubEnd IfOn Error Resume NextFor Each w1 In WorksheetsAttempt clearance with PWord1w1.Unprotect PWord1Next w1On Error GoTo 0ShTag = FalseFor Each w1 In WorksheetsChecks for all clear ShTag triggered to 1 if not.ShTag = ShTag Or w1.ProtectContentsNext w1If ShTag ThenFor Each w1 In WorksheetsWith w1If .ProtectContents ThenOn Error Resume NextDo Dummy do loopFor i = 65 To 66: For j = 65 To 66: For k = 65 To 66For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126.Unprotect Chr(i) & Chr(j) & Chr(k) & _Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)If Not .ProtectContents ThenPWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)MsgBox Application.Substitute(MSGPWORDFOUND2, _$, PWord1), vbInformation, HEADERleverage finding Pword by trying on other sheetsFor Each w2 In Worksheetsw2.Unprotect PWord1Next w2Exit Do B