今天应朋友所托破解一个遗忘了密码的excel文档，故有此，发博以记录。所用excel版本为Microsoft office Standard Edition
操作流程如下：
一、
二、
三、 把下面代码粘贴到模块中，如下图，代码在图下提供
四、代码
Public Sub 工作表保护密码破解()Const DBLSPACE As String = vbNewLine & vbNewLineConst AUTHORS As String = DBLSPACE & vbNewLine & _"作者:圣天"Const HEADER As String = "工作表保护密码破解"Const VERSION As String = DBLSPACE & "版本 Version 1.1.1"Const REPBACK As String = DBLSPACE & ""Const ZHENGLI As String = DBLSPACE & " XXXXXXX"Const ALLCLEAR As String = DBLSPACE & "该工作簿中的工作表密码保护已全部解除!!" & DBLSPACE & "请记得另保存" _& DBLSPACE & "注意：不要用在不当地方，要尊重他人的劳动成果！"Const MSGNOPWORDS1 As String = "该文件工作表中没有加密"Const MSGNOPWORDS2 As String = "该文件工作表中没有加密2"Const MSGTAKETIME As String = "解密需花费一定时间,请耐心等候!" & DBLSPACE & "按确定开始破解!"Const MSGPWORDFOUND1 As String = "密码重新组合为:" & DBLSPACE & "" & DBLSPACE & "如果该文件工作表有不同密码,将搜索下一组密码并修改清除"Const MSGPWORDFOUND2 As String = "密码重新组合为:" & DBLSPACE & "" & DBLSPACE & "如果该文件工作表有不同密码,将搜索下一组密码并解除"Const MSGONLYONE As String = "确保为唯一的?"Dim 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 ThenElseOn Error Resume NextDo 'dummy do loopFor i = 65 To 66For j = 65 To 66For k = 65 To 66For l = 65 To 66For m = 65 To 66For i1 = 65 To 66For i2 = 65 To 66For i3 = 65 To 66For i4 = 65 To 66For i5 = 65 To 66For i6 = 65 To 66For 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, _"$", PWord1), vbInformation, HEADERExit Do 'Bypass all for...nextsEnd IfEnd WithNextNextNextNextNextNextNextNextNextNextNextNextLoop Until TrueOn Error GoTo 0End IfIf WinTag And Not ShTag ThenMsgBox MSGONLYONE, vbInformation, HEADERExit SubEnd IfOn Error Resume NextFor Each w1 In Worksheets'Attempt clearance with PWord1w1.Unprotect PWord1Next w1On Error GoTo 0ShTag = FalseFor Each w1 In Worksheets'Checks for all clear ShTag triggered to 1 if not.ShTag = ShTag Or w1.ProtectContentsNext w1If ShTag ThenFor Each w1 In WorksheetsWith w1If .ProtectContents ThenOn Error Resume NextDo 'Dummy do loopFor i = 65 To 66For j = 65 To 66For k = 65 To 66For l = 65 To 66For m = 65 To 66For i1 = 65 To 66For i2 = 65 To 66For i3 = 65 To 66For i4 = 65 To 66For i5 = 65 To 66For i6 = 65 To 66For n = 32 To 126.Unprotect Chr(i) & Chr(j) & Chr(k) & _Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)If Not .ProtectContents ThenPWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)MsgBox Application.Substitute(MSGPWORDFOUND2, _"$", PWord1), vbInformation, HEADER'leverage finding Pword by trying on other sheetsFor Each w2 In Worksheetsw2.Unprotect PWord1Next w2Exit Do 'Bypass all for...nextsEnd IfNextNextNextNextNextNextNextNextNextNextNextNextLoop Until TrueOn Error GoTo 0End IfEnd WithNext w1End IfMsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK & ZHENGLI, vbInformation, HEADEREnd Sub
五、运行代码，如下所示
六、最后把excel文件另存为即可
