如何解密excel文件的教程
如何解密excel文件的教程
在Excel中經常需要錄入重要的數據卻不想被他人隨意篡改，這個時候就需要用到Excel的密碼保護功能，但也會有時候會忘記密碼，這個時候就需要用到破解密碼的手段了。下面是學習啦小編帶來的關于如何解密excel文件的教程，歡迎閱讀!
如何解密excel文件的教程：
解密步驟1：打開您需要破解保護密碼的Excel文件;
解密步驟2：依次點擊菜單欄上的工具---宏----錄制新宏，輸入宏名字如:aaa;
解密步驟3：停止錄制(這樣得到一個空宏);
解密步驟4：依次點擊菜單欄上的工具---宏----宏,選aaa,點編輯按鈕;
解密步驟5：刪除窗口中的所有字符(只有幾個),替換為下面的內容; 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 microsoft.public.excel.programming 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 BooleanApplication.ScreenUpdating = False With ActiveWorkbook WinTag = .ProtectStructure Or .ProtectWindows End With ShTag = False For Each w1 In Worksheets ShTag = ShTag Or w1.ProtectContents 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 Application.Substitute(MSGPWORDFOUND1, _ "$$", PWord1), vbInformation, HEADER Exit Do 'Bypass all for...nexts End If End With Next: Next: Next: Next: Next: Next Next: Next: Next: Next: Next: Next Loop Until True On Error GoTo 0 End If If WinTag And Not ShTag Then MsgBox MSGONLYONE, vbInformation, HEADER Exit Sub End If On Error Resume Next For Each w1 In Worksheets 'Attempt clearance with PWord1 w1.Unprotect PWord1 Next w1 On Error GoTo 0 ShTag = False For Each w1 In Worksheets 'Checks for all clear ShTag triggered to 1 if not. ShTag = ShTag Or w1.ProtectContents Next w1 If ShTag Then For Each w1 In Worksheets With w1 If .ProtectContents Then On Error Resume Next Do 'Dummy do loop For i = 65 To 66: For j = 65 To 66: For k = 65 To 66 For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66 For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66 For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126 .Unprotect Chr(i) & Chr(j) & Chr(k) & _ Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _ Chr(i4) & Chr(i5) & Chr(i6) & Chr(n) If Not .ProtectContents Then PWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _ Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _ Chr(i4) & Chr(i5) & Chr(i6) & Chr(n) MsgBox Application.Substitute(MSGPWORDFOUND2, _ "$$", PWord1), vbInformation, HEADER 'leverage finding Pword by trying on other sheets 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 Loop Until True On Error GoTo 0 End If End With Next w1 End If MsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation,HEADER End Sub
解密步驟6：關閉編輯窗口;
解密步驟7：依次點擊菜單欄上的工具---宏-----宏,選AllInternalPasswords,運行,確定兩次;
解密步驟8：等一會,再點擊確定,沒有密碼了!
看了如何解密excel文件的教程還看了：