Excel有密码如何破解？Excel有密码破解的步骤

Excel有密码如何破解?Excel密码怎么破解的方法

1、进入加密的 Excel 用快捷命令Alt+F8 打开宏命令 窗口。

2、在宏名一栏中 输入宏的名字 随意健入即可。

3、输入完宏名后 创建的按钮就亮了 点击创建 我们就可以来到 新的界面了。

4、将编辑框内的Sub knife( )End Sub删除 将下列代码 复制 上去。

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Option Explicit

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Public Sub AllInternalPasswords()

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' Breaks worksheet and workbook structure passwords. Bob McCormick

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' probably originator of base code algorithm modified for coverage

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' of workbook structure / windows passwords and for multiple passwords

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'

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' Norman Harker and JE McGimpsey 27-Dec-2002 (Version 1.1)

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' Modified 2003-Apr-04 by JEM: All msgs to constants, and

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' eliminate one Exit Sub (Version 1.1.1)

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' Reveals hashed passwords NOT original passwords

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Const DBLSPACE As String = vbNewLine & vbNewLine

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Const AUTHORS As String = DBLSPACE & vbNewLine & _

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"Adapted from Bob McCormick base code by" & _

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"Norman Harker and JE McGimpsey"

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Const HEADER As String = "AllInternalPasswords User Message"

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Const VERSION As String = DBLSPACE & "Version 1.1.1 2003-Apr-04"

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Const REPBACK As String = DBLSPACE & "Please report failure " & _

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"to the microsoft.public.excel.programming newsgroup."

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Const ALLCLEAR As String = DBLSPACE & "The workbook should " & _

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"now be free of all password protection, so make sure you:" & _

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DBLSPACE & "SAVE IT NOW!" & DBLSPACE & "and also" & _

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DBLSPACE & "BACKUP!, BACKUP!!, BACKUP!!!" & _

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DBLSPACE & "Also, remember that the password was " & _

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"put there for a reason. Don't stuff up crucial formulas " & _

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

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"may be an offense. If in doubt, don't."

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Const MSGNOPWORDS1 As String = "There were no passwords on " & _

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"sheets, or workbook structure or windows." & AUTHORS & VERSION

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Const MSGNOPWORDS2 As String = "There was no protection to " & _

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"workbook structure or windows." & DBLSPACE & _

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"Proceeding to unprotect sheets." & AUTHORS & VERSION

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Const MSGTAKETIME As String = "After pressing OK button this " & _

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"will take some time." & DBLSPACE & "Amount of time " & _

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"depends on how many different passwords, the " & _

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"passwords, and your computer's specification." & DBLSPACE & _

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"Just be patient! Make me a coffee!" & AUTHORS & VERSION

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Const MSGPWORDFOUND1 As String = "You had a Worksheet " & _

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"Structure or Windows Password set." & DBLSPACE & _

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"The password found was: " & DBLSPACE & "$$" & DBLSPACE & _

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"Note it down for potential future use in other workbooks by " & _

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"the same person who set this password." & DBLSPACE & _

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"Now to check and clear other passwords." & AUTHORS & VERSION

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

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"password set." & DBLSPACE & "The password found was: " & _

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DBLSPACE & "$$" & DBLSPACE & "Note it down for potential " & _

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"future use in other workbooks by same person who " & _

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"set this password." & DBLSPACE & "Now to check and clear " & _

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"other passwords." & AUTHORS & VERSION

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Const MSGONLYONE As String = "Only structure / windows " & _

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

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ALLCLEAR & AUTHORS & VERSION & REPBACK

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Dim w1 As Worksheet, w2 As Worksheet

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Dim i As Integer, j As Integer, k As Integer, l As Integer

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Dim m As Integer, n As Integer, i1 As Integer, i2 As Integer

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Dim i3 As Integer, i4 As Integer, i5 As Integer, i6 As Integer

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Dim PWord1 As String

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Dim ShTag As Boolean, WinTag As Boolean

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Application.ScreenUpdating = False

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With ActiveWorkbook

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WinTag = .ProtectStructure Or .ProtectWindows

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End With

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ShTag = False

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For Each w1 In Worksheets

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ShTag = ShTag Or w1.ProtectContents

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Next w1

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If Not ShTag And Not WinTag Then

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MsgBox MSGNOPWORDS1, vbInformation, HEADER

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Exit Sub

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End If

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MsgBox MSGTAKETIME, vbInformation, HEADER

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If Not WinTag Then

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MsgBox MSGNOPWORDS2, vbInformation, HEADER

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Else

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On Error Resume Next

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Do 'dummy do loop

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For i = 65 To 66: For j = 65 To 66: For k = 65 To 66

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For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66

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For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66

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For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126

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With ActiveWorkbook

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

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Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & _

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Chr(i3) & Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)

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If .ProtectStructure = False And _

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.ProtectWindows = False Then

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PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _

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Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

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

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MsgBox Application.Substitute(MSGPWORDFOUND1, _

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"$$", PWord1), vbInformation, HEADER

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Exit Do 'Bypass all for...nexts

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End If

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End With

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Next: Next: Next: Next: Next: Next

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Next: Next: Next: Next: Next: Next

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Loop Until True

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On Error GoTo 0

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End If

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If WinTag And Not ShTag Then

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MsgBox MSGONLYONE, vbInformation, HEADER

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Exit Sub

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End If

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On Error Resume Next

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For Each w1 In Worksheets

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'Attempt clearance with PWord1

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w1.Unprotect PWord1

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Next w1

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On Error GoTo 0

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ShTag = False

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For Each w1 In Worksheets

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'Checks for all clear ShTag triggered to 1 if not.

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ShTag = ShTag Or w1.ProtectContents

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Next w1

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If ShTag Then

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For Each w1 In Worksheets

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With w1

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If .ProtectContents Then

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On Error Resume Next

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Do 'Dummy do loop

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For i = 65 To 66: For j = 65 To 66: For k = 65 To 66

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For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66

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For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66

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For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126

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

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Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

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

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If Not .ProtectContents Then

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PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _

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Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _

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

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MsgBox Application.Substitute(MSGPWORDFOUND2, _

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"$$", PWord1), vbInformation, HEADER

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'leverage finding Pword by trying on other sheets

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For Each w2 In Worksheets

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w2.Unprotect PWord1

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Next w2

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Exit Do 'Bypass all for...nexts

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End If

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Next: Next: Next: Next: Next: Next

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Next: Next: Next: Next: Next: Next

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Loop Until True

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On Error GoTo 0

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End If

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End With

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Next w1

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End If

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MsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation, HEADER

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End Sub

复制代码

5、关闭 宏窗口 回到Excel下 按ALT+F8 重新打开 宏命令窗口。

6、你会发现 你前面输入的宏名 变成了AllInternalPasswords 点击执行 会出现如下对话框 点确定。

7、一直点 确定 直到不在 出现对话框为止。

8、等待 一段之间之后 系统会 再次跳出对话框 再点确定 保护就破解成功了。

!!!注：以上方法仅作为参考教材，请勿用于非法途径。

以上内容便是Excel密码破解方法的操作步骤，下次请用户在设置Excel密码的时候尽可能的简单一些，并记录下密码备份，避免再次需要使用宏。