如何解密excel文件的教程

如何解密excel文件的教程

在Excel中经常需要录入重要的数据却不想被他人随意篡改，这个时候就需要用到

Excel的密码保护功能，但也会有时候会忘记密码，这个时候就需要用到破解密码的手段

了。下面是店铺带来的关于如何解密excel文件的教程，欢迎阅读!

如何解密excel文件的教程：

解密步骤1：打开您需要破解保护密码的Excel文件;

解密步骤2：依次点击菜单栏上的工具---宏----录制新宏，输入宏名字如:aaa;

解密步骤3：停止录制(这样得到一个空宏);

解密步骤4：依次点击菜单栏上的工具---宏----宏,选aaa,点编辑按钮;

解密步骤5：删除窗口中的所有字符(只有几个),替换为下面的内容; Option

ExplicitPublic 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 mming 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 & "andalso" & _ 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 & VERSIONConst MSGPWORDFOUND2 As String = "You had a

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

DBLSPACE & "$$" & DBLSPACE & "Note it down forpotential " & _ "future use in

other workbooks by same person who " & _ "set this password." & DBLSPACE &

"Now to check andclear " & _ "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 Updating = False With

ActiveWorkbook WinTag = .ProtectStructure Or .ProtectWindows End With ShTag

= False For Each w1 In Worksheets ShTag = ShTag Or tContents 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 tute(MSGPWORDFOUND1, _

"$$", PWord1), vbInformation, HEADER Exit Do 'Bypass s 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 ect 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 tContents 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

tute(MSGPWORDFOUND2, _ "$$", PWord1), vbInformation,

HEADER 'leverage finding Pword by trying on other sheets For Each w2 In

Worksheets ect PWord1 Next w2 Exit Do 'Bypass s 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

解密步骤6：关闭编辑窗口;

解密步骤7：依次点击菜单栏上的工具---宏-----宏,选AllInternalPasswords,运行,确

定两次;

解密步骤8：等一会,再点击确定,没有密码了!