如何解密excel的方法
学习啦在线学习网如何解密excel的方法
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：
解密步骤1：打开您需要破解的Excel文件，如图所示：
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;
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
学习啦在线学习网 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
'
学习啦在线学习网 ' 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 " & _
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!!!" & _
学习啦在线学习网 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."
学习啦在线学习网 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 " & _
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 " & _
"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 & "$$" & DBLSPACE & _
学习啦在线学习网 "Note it down for potential future use in other workbooks by " & _
学习啦在线学习网 "the same person who set this password." & DBLSPACE & _
"Now to check and clear other passwords." & AUTHORS & VERSION
Const MSGPWORDFOUND2 As String = "You had a Worksheet " & _
"password set." & DBLSPACE & "The password found was: " & _
DBLSPACE & "$$" & DBLSPACE & "Note it down for potential " & _
"future use in other workbooks by same person who " & _
学习啦在线学习网 "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." & _
学习啦在线学习网 ALLCLEAR & AUTHORS & VERSION & REPBACK
Dim w1 As Worksheet, w2 As Worksheet
学习啦在线学习网 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
学习啦在线学习网 Dim ShTag As Boolean, WinTag As Boolean
学习啦在线学习网 Application.ScreenUpdating = False
学习啦在线学习网 With ActiveWorkbook
WinTag = .ProtectStructure Or .ProtectWindows
学习啦在线学习网 End With
学习啦在线学习网 ShTag = False
学习啦在线学习网 For Each w1 In Worksheets
ShTag = ShTag Or w1.ProtectContents
Next w1
If Not ShTag And Not WinTag Then
学习啦在线学习网 MsgBox MSGNOPWORDS1, vbInformation, HEADER
Exit Sub
End If
学习啦在线学习网 MsgBox MSGTAKETIME, vbInformation, HEADER
If Not WinTag Then
MsgBox MSGNOPWORDS2, vbInformation, HEADER
Else
On Error Resume Next
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
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
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 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 _
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) & _
Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
学习啦在线学习网 MsgBox Application.Substitute(MSGPWORDFOUND1, _
"$$", PWord1), vbInformation, HEADER
Exit Do 'Bypass all for...nexts
End If
End With
学习啦在线学习网 Next: Next: Next: Next: Next: Next
Next: Next: Next: Next: Next: Next
Loop Until True
学习啦在线学习网 On Error GoTo 0
End If
If WinTag And Not ShTag Then
MsgBox MSGONLYONE, vbInformation, HEADER
学习啦在线学习网 Exit Sub
End If
学习啦在线学习网 On Error Resume Next
For Each w1 In Worksheets
学习啦在线学习网 'Attempt clearance with PWord1
w1.Unprotect PWord1
Next w1
学习啦在线学习网 On Error GoTo 0
ShTag = False
学习啦在线学习网 For Each w1 In Worksheets
'Checks for all clear ShTag triggered to 1 if not.
ShTag = ShTag Or w1.ProtectContents
Next w1
If ShTag Then
学习啦在线学习网 For Each w1 In Worksheets
With w1
学习啦在线学习网 If .ProtectContents Then
On Error Resume Next
Do 'Dummy do loop
学习啦在线学习网 For i = 65 To 66: For j = 65 To 66: For k = 65 To 66
For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66
For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66
For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126
学习啦在线学习网 .Unprotect Chr(i) & Chr(j) & Chr(k) & _
Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _
Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
If Not .ProtectContents Then
PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _
学习啦在线学习网 Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _
Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
MsgBox Application.Substitute(MSGPWORDFOUND2, _
"$$", PWord1), vbInformation, HEADER
学习啦在线学习网 'leverage finding Pword by trying on other sheets
学习啦在线学习网 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
学习啦在线学习网 Loop Until True
On Error GoTo 0
End If
学习啦在线学习网 End With
Next w1
End If
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;
解密步骤7：耐心等一会,再点击两次确定，就ok啦!