如何解开excel密码的教程

　　在Excel学习啦在线学习网中经常需要用到密码保护进行保护重要数据，当Excel密码忘记的时候，我们就需要用点技巧把密码给解开。接下来是学习啦小编为大家带来的如何解开excel密码的教程，希望对你有用。

　　如何解开excel密码的教程：

学习啦在线学习网 　　解密步骤1：首先打开EXCEL，选择视图，宏，录制新宏，新建一个宏，可以随便取个名字。

学习啦在线学习网 　　解密步骤2：先生成一个空的宏

　　解密步骤3：编辑这个宏，选中刚新建的宏后点击编辑按钮

　　解密步骤4：删除窗口所有字符，把下面的内容粘贴进入。一个字母、标点符号都不能少不能错。

　　Option Explicit

　　Public Sub AllInternalPasswords()

　　' 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

学习啦在线学习网 　　' 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 & _

学习啦在线学习网 　　"Adapted from Bob McCormick base code by" & _

学习啦在线学习网 　　"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."

学习啦在线学习网 　　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" & _

学习啦在线学习网 　　DBLSPACE & "BACKUP!, BACKUP!!, BACKUP!!!" & _

学习啦在线学习网 　　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 " & _

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

学习啦在线学习网 　　"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 & _

学习啦在线学习网 　　"Proceeding to unprotect sheets." & AUTHORS & VERSION

学习啦在线学习网 　　Const MSGTAKETIME As String = "After pressing OK button this " & _

学习啦在线学习网 　　"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 " & _

学习啦在线学习网 　　"Structure or Windows Password set." & DBLSPACE & _

学习啦在线学习网 　　"The password found was: " & DBLSPACE & "$$" & DBLSPACE & _

　　"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 & _

学习啦在线学习网 　　"Now to check and clear other passwords." & AUTHORS & VERSION

　　Const MSGPWORDFOUND2 As String = "You had a Worksheet " & _

学习啦在线学习网 　　"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 " & _

学习啦在线学习网 　　"other passwords." & AUTHORS & VERSION

学习啦在线学习网 　　Const MSGONLYONE As String = "Only structure / windows " & _

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

学习啦在线学习网 　　ALLCLEAR & AUTHORS & VERSION & REPBACK

学习啦在线学习网 　　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

学习啦在线学习网 　　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

学习啦在线学习网 　　Dim PWord1 As String

　　Dim ShTag As Boolean, WinTag As Boolean

　　Application.ScreenUpdating = False

　　With ActiveWorkbook

学习啦在线学习网 　　WinTag = .ProtectStructure Or .ProtectWindows

　　End With

　　ShTag = False

　　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

学习啦在线学习网 　　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

学习啦在线学习网 　　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

　　With ActiveWorkbook

　　.Unprotect Chr(i) & Chr(j) & Chr(k) & _

学习啦在线学习网 　　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)

学习啦在线学习网 　　If .ProtectStructure = False And _

学习啦在线学习网 　　.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

学习啦在线学习网 　　On Error GoTo 0

　　End If

　　If WinTag And Not ShTag Then

学习啦在线学习网 　　MsgBox MSGONLYONE, vbInformation, HEADER

　　Exit Sub

　　End If

学习啦在线学习网 　　On Error Resume Next

　　For Each w1 In Worksheets

　　'Attempt clearance with PWord1

学习啦在线学习网 　　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.

　　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

学习啦在线学习网 　　On Error Resume Next

　　Do 'Dummy do loop

　　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

　　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) & _

学习啦在线学习网 　　Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

　　Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

　　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) & _

学习啦在线学习网 　　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

学习啦在线学习网 　　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

学习啦在线学习网 　　解密步骤5：关闭掉编辑窗口

　　解密步骤6：在宏里选中AllInternalPasswords这个编辑好的宏，执行，并且确定数次，就OK了。