破解Excel密码

https://zhidao.baidu.com/question/98055974.html

方法:
1\打开文件
2\工具---宏----录制新宏---输入名字如:aa
3\中止录制(这样获得一个空宏)
4\工具---宏----宏,选aa,点编辑按钮
5\删除窗口中的全部字符(只有几个),替换为下面的内容:(复制吧)
6\关闭编辑窗口
7\工具---宏-----宏,选AllInternalPasswords,运行,肯定两次,等2分钟,再肯定.OK,没有密码了!!
内容以下：
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