EXCEL 表格保护破解

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Public Sub AllInternalPasswords() 

' Breaks worksheet and workbook structure passwords. Bob McCormick 

' probably originator of base code algorithm modified for coverage 

' of workbook structure / windows passwords and for multiple passwords 

' 

' Norman Harker and JE McGimpsey 27-Dec-2002 (Version 1.1) 

' Modified 2003-Apr-04 by JEM: All msgs to constants, and 

' eliminate one Exit Sub (Version 1.1.1) 

' Reveals hashed passwords NOT original passwords 

Const DBLSPACE As String = vbNewLine & vbNewLine 

Const AUTHORS As String = DBLSPACE & vbNewLine & _ 

"Adapted from Bob McCormick base code by" & _ 

"Norman Harker and JE McGimpsey"

Const HEADER As String = "AllInternalPasswords User Message"

Const VERSION As String = DBLSPACE & "Version 1.1.1 2003-Apr-04"

Const REPBACK As String = DBLSPACE & "Please report failure " & _ 

"to the microsoft.public.excel.programming 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. Don't stuff up crucial formulas " & _ 

"or data." & DBLSPACE & "Access and use of some data " & _ 

"may be an offense. If in doubt, don't."

Const MSGNOPWORDS1 As String = "There were no passwords on " & _ 

"sheets, or workbook structure or windows." & AUTHORS & VERSION 

Const MSGNOPWORDS2 As String = "There was no protection to " & _ 

"workbook structure or windows." & DBLSPACE & _ 

"Proceeding to unprotect sheets." & AUTHORS & VERSION 

Const 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 computer's specification." & DBLSPACE & _ 

"Just be patient! Make me a coffee!" & AUTHORS & VERSION 

Const 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 & VERSION 

Const 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 & VERSION 

Const MSGONLYONE As String = "Only structure / windows " & _ 

"protected with the password that was just found." & _ 

ALLCLEAR & AUTHORS & VERSION & REPBACK 

Dim w1 As Worksheet, w2 As Worksheet 

Dim i As Integer, j As Integer, k As Integer, l As Integer 

Dim m As Integer, n As Integer, i1 As Integer, i2 As Integer 

Dim i3 As Integer, i4 As Integer, i5 As Integer, i6 As Integer 

Dim PWord1 As String

Dim ShTag As Boolean, WinTag As Boolean

 

Application.ScreenUpdating = False 

With ActiveWorkbook 

WinTag = .ProtectStructure Or .ProtectWindows 

End With 

ShTag = False 

For Each w1 In Worksheets 

ShTag = ShTag Or w1.ProtectContents 

Next w1 

If Not ShTag And Not WinTag Then 

MsgBox MSGNOPWORDS1, vbInformation, HEADER 

Exit Sub 

End If 

MsgBox MSGTAKETIME, vbInformation, HEADER 

If Not WinTag Then 

MsgBox MSGNOPWORDS2, vbInformation, HEADER 

Else 

On Error Resume Next 

Do 'dummy do loop 

For i = 65 To 66: For j = 65 To 66: For k = 65 To 66

For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66

For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66

For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126

With 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 Then 

PWord1 = 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, HEADER 

Exit Do 'Bypass all for...nexts 

End If 

End With 

Next: Next: Next: Next: Next: Next 

Next: Next: Next: Next: Next: Next 

Loop Until True 

On Error GoTo 0

End If 

If WinTag And Not ShTag Then 

MsgBox MSGONLYONE, vbInformation, HEADER 

Exit Sub 

End If 

On Error Resume Next 

For Each w1 In Worksheets 

'Attempt clearance with PWord1 

w1.Unprotect PWord1 

Next w1 

On Error GoTo 0

ShTag = False 

For Each w1 In Worksheets 

'Checks for all clear ShTag triggered to 1 if not. 

ShTag = ShTag Or w1.ProtectContents 

Next w1 

If ShTag Then 

For Each w1 In Worksheets 

With w1 

If .ProtectContents Then 

On Error Resume Next 

Do 'Dummy do loop 

For i = 65 To 66: For j = 65 To 66: For k = 65 To 66

For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66

For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66

For 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 Then 

PWord1 = 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 sheets 

For Each w2 In Worksheets 

w2.Unprotect PWord1 

Next w2 

Exit Do 'Bypass all for...nexts 

End If 

Next: Next: Next: Next: Next: Next 

Next: Next: Next: Next: Next: Next 

Loop Until True 

On Error GoTo 0

End If 

End With 

Next w1 

End If 

MsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation, HEADER 

End Sub