如何解密excel的方法
学习啦在线学习网如何解密excel的方法
学习啦在线学习网 在Excel中经常需要用到密码进行对Excel的保护，但也有忘记密码的时候，这个时候就需要我们利用点小技巧进行解密了。下面是学习啦小编带来的关于如何解密excel的方法，欢迎阅读!
如何解密excel的方法：
学习啦在线学习网 解密步骤1：打开您需要破解的Excel文件，如图所示：
学习啦在线学习网 解密步骤2：依次点击菜单栏上的工具---宏----录制新宏;
解密步骤3：输入宏名字(PS：打击积极性啊!)如:易尔拓，然后停止录制(这样得到一个空宏，为后面添加vb代码做准备);
学习啦在线学习网 解密步骤4：依次点击菜单栏上的工具---宏----宏,选易尔拓,点编辑按钮;
学习啦在线学习网 解密步骤5：删除窗口中的所有字符,替换为下面的内容;
Option Explicit
Public Sub AllInternalPasswords()
学习啦在线学习网 ' Breaks worksheet and workbook structure passwords. Bob McCormick
' probably originator of base code algorithm modified for coverage
学习啦在线学习网 ' 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"
学习啦在线学习网 Const VERSION As String = DBLSPACE & "Version 1.1.1 2003-Apr-04"
学习啦在线学习网 Const REPBACK As String = DBLSPACE & "Please report failure " & _
学习啦在线学习网 "to the microsoft.public.excel.programming newsgroup."
Const ALLCLEAR As String = DBLSPACE & "The workbook should " & _
学习啦在线学习网 "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 " & _
学习啦在线学习网 "put there for a reason. Don't stuff up crucial formulas " & _
学习啦在线学习网 "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 " & _
学习啦在线学习网 "sheets, or workbook structure or windows." & AUTHORS & VERSION
学习啦在线学习网 Const MSGNOPWORDS2 As String = "There was no protection to " & _
学习啦在线学习网 "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 " & _
学习啦在线学习网 "passwords, and your computer's specification." & DBLSPACE & _
学习啦在线学习网 "Just be patient! Make me a coffee!" & AUTHORS & VERSION
学习啦在线学习网 Const MSGPWORDFOUND1 As String = "You had a Worksheet " & _
"Structure or Windows Password set." & DBLSPACE & _
"The password found was: " & DBLSPACE & "$$" & DBLSPACE & _
学习啦在线学习网 "Note it down for potential future use in other workbooks by " & _
"the same person who set this password." & DBLSPACE & _
"Now to check and clear other passwords." & AUTHORS & VERSION
Const MSGPWORDFOUND2 As String = "You had a Worksheet " & _
"password set." & DBLSPACE & "The password found was: " & _
DBLSPACE & "$$" & DBLSPACE & "Note it down for potential " & _
学习啦在线学习网 "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 " & _
学习啦在线学习网 "protected with the password that was just found." & _
ALLCLEAR & AUTHORS & VERSION & REPBACK
学习啦在线学习网 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
学习啦在线学习网 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
学习啦在线学习网 With ActiveWorkbook
学习啦在线学习网 WinTag = .ProtectStructure Or .ProtectWindows
学习啦在线学习网 End With
ShTag = False
学习啦在线学习网 For Each w1 In Worksheets
ShTag = ShTag Or w1.ProtectContents
Next w1
学习啦在线学习网 If Not ShTag And Not WinTag Then
MsgBox MSGNOPWORDS1, vbInformation, HEADER
Exit Sub
End If
MsgBox MSGTAKETIME, vbInformation, HEADER
学习啦在线学习网 If Not WinTag Then
学习啦在线学习网 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
学习啦在线学习网 For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66
学习啦在线学习网 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) & _
学习啦在线学习网 Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
If .ProtectStructure = False And _
学习啦在线学习网 .ProtectWindows = False Then
学习啦在线学习网 PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _
学习啦在线学习网 Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _
学习啦在线学习网 Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
MsgBox Application.Substitute(MSGPWORDFOUND1, _
学习啦在线学习网 "$$", PWord1), vbInformation, HEADER
Exit Do 'Bypass all for...nexts
End If
学习啦在线学习网 End With
学习啦在线学习网 Next: Next: Next: Next: Next: Next
Next: Next: Next: Next: Next: Next
学习啦在线学习网 Loop Until True
On Error GoTo 0
End If
If WinTag And Not ShTag Then
学习啦在线学习网 MsgBox MSGONLYONE, vbInformation, HEADER
学习啦在线学习网 Exit Sub
End If
学习啦在线学习网 On Error Resume Next
学习啦在线学习网 For Each w1 In Worksheets
'Attempt clearance with PWord1
w1.Unprotect PWord1
Next w1
学习啦在线学习网 On Error GoTo 0
学习啦在线学习网 ShTag = False
For Each w1 In Worksheets
'Checks for all clear ShTag triggered to 1 if not.
学习啦在线学习网 ShTag = ShTag Or w1.ProtectContents
Next w1
学习啦在线学习网 If ShTag Then
学习啦在线学习网 For Each w1 In Worksheets
With w1
If .ProtectContents Then
On Error Resume Next
学习啦在线学习网 Do 'Dummy do loop
学习啦在线学习网 For i = 65 To 66: For j = 65 To 66: For k = 65 To 66
学习啦在线学习网 For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66
学习啦在线学习网 For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66
学习啦在线学习网 For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126
学习啦在线学习网 .Unprotect Chr(i) & Chr(j) & Chr(k) & _
学习啦在线学习网 Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _
学习啦在线学习网 Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
学习啦在线学习网 If Not .ProtectContents Then
学习啦在线学习网 PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _
学习啦在线学习网 Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _
Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
MsgBox Application.Substitute(MSGPWORDFOUND2, _
"$$", PWord1), vbInformation, HEADER
'leverage finding Pword by trying on other sheets
For Each w2 In Worksheets
w2.Unprotect PWord1
Next w2
学习啦在线学习网 Exit Do 'Bypass all for...nexts
End If
Next: Next: Next: Next: Next: Next
Next: Next: Next: Next: Next: Next
Loop Until True
学习啦在线学习网 On Error GoTo 0
End If
学习啦在线学习网 End With
Next w1
End If
学习啦在线学习网 MsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation, HEADER
End Sub
解密步骤6：依次点击菜单栏上的工具---宏-----宏,选AllInternalPasswords,执行,确定两次;
学习啦在线学习网 解密步骤7：耐心等一会,再点击两次确定，就ok啦!