How to crack password protection in EXCEL worksheet

Source: Internet
Author: User
Tags chr goto password protection

1. Open the worksheet for password protection. At this time, we cannot see any content.

2. Now we are not in a hurry. Click "tool --- macro ---- recording new macro --- enter the name such as hh" in the excel menu"

3. Now, after entering the information, click "stop recording". Then there is an empty macro.

4. Now, click "tool --- macro ---- Macro" on the menu and select "hh" and "edit" it.

5. Then, we will delete the content in the hh macro and copy the following content to replace the hh macro content:

The code is as follows: Copy code

Option Explicit 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 password'' 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 (V Ersion 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 = DBLSP ACE & "Please report failure" & _ "to the microsoft. public. excel. programming newsgroup. "Const ALLCLEAR As String = DBLSPACE &" The workbook shocould "& _" now be free of all password protection, so make sure you: "& _ DBLSPACE &" save it now! "& DBLSPACE &" and also "& _ 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 pro Tection 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 & 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 "& _" set this password. "& DBLSPACE &" Now to check and clear "& _" 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 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 Boolean Application. screenUpdating = False With ActiveWorkbook WinTag =. protectStructure Or. protectWindows End With ShTag = False For Each w1 In Worksheets ShTag = ShTag Or lower 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, _ "$", PWord1), vbInformation, HEADER Exit Do 'bypass all... nexts End If End With Next: next Loop Until True On Error GoTo 0 End If WinTag And Not ShTag Then MsgBox MSGONLYONE, vbInformation, HEADER Exit Sub End If On Error Resume Next For Each w1 In Worksheets 'attempt clearance with PWord1 w1.Unprotect PWord1 Next w1 On Error GoTo 0 ShTag = False For Each w1 In Worksheets 'checks for all clear shTag triggered to 1 if not. shTag = ShTag Or w1.ProtectContents Next w1 If ShTag Then For Each w1 In Worksheets With w1 If. protectContents Then On Error Resume Next Do 'Dummy do loop For I = 65 To 66: For j = 65 To 66: For k = 65 To 66 For l = 65 To 66: for m = 65 To 66: For i1 = 65 To 66 For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66 For i5 = 65 To 66: for i6 = 65 To 66: For n = 32 To 126. unprotect Chr (I) & Chr (j) & Chr (k) & _ Chr (l) & Chr (m) & Chr (i1) & Chr (i2) & Chr (i3) & _ Chr (i4) & Chr (i5) & Chr (i6) & Chr (n) If Not. protectContents Then PWord1 = Chr (I) & Chr (j) & Chr (k) & Chr (l) & _ Chr (m) & Chr (i1) & Chr (i2) & Chr (i3) & _ Chr (i4) & Chr (i5) & Chr (i6) & Chr (n) MsgBox Application. substitute (MSGPWORDFOUND2, _ "$", 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... nexts End If 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

6. Save and close the editing window.

7. Now, in the last step, click "tool --- macro ----- run" on the menu bar of excel. In this way, we will wait about 1 minute and then click "OK. In this way, you will find that the excel password is missing. You can check it directly.

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