Excel中如何破解“撤销工作表保护密码”并获取原始密码
一、 保护工作表的方法
1、 全选定工作表 右击[设置单元格格式] 找到[保护]将 [锁定]和[隐藏]两个的勾去掉；
2、将要保护的工作表单元格选定右击[设置单元格格式] 找到[保护]将[锁定]和[隐藏]两个的勾打上；
3、 点菜单栏的[工具]中的[保护]里的[保护工作表]将[保护工作表及锁定 的单元内容]打上勾，下选允许此工作表的所有用户[选定未锁定的单元格]打上勾 二、Excel工作表保护密码破解方法
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
------------------------------------------------------------------------------------------ Option Explicit
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 & _ \ \
Const HEADER As String = \
Const VERSION As String = DBLSPACE & \ Const REPBACK As String = DBLSPACE & \ \
Const ALLCLEAR As String = DBLSPACE & \ \ DBLSPACE & \ DBLSPACE & \ DBLSPACE & \ \
\ \
Const MSGNOPWORDS1 As String = \ \ Const MSGNOPWORDS2 As String = \ \
\
Const MSGTAKETIME As String = \ \ \
\ \
Const MSGPWORDFOUND1 As String = \ \
\ \ \
\ Const MSGPWORDFOUND2 As String = \ \
DBLSPACE & \ \
\ \
Const MSGONLYONE As String = \ \ 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, _ \ 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, _ \
'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
----------------------------------------------------------------------------------------- 复制到横线以上
6、关闭编辑窗口；
7、依次点击菜单栏上的工具---宏-----宏,选AllInternalPasswords,运行,确定两次； 等一会,就会出现以下对话框：这就是Excel密码对应的原始密码(此密码和原先设置的密码都能打开此文档。如果是别人的文档，你又想恢复密码设置，就可以用此密码进行保护，他就能用他设置的密码打开，你可以试试，很有趣的。字母一定要大写)：
再点击确定。Excel的原始密码就被清除了!!