怎么样取消Excel文档密码保护
wps取消保护工作表

wps取消保护工作表摘要:1.问题:如何取消WPS 表格的保护工作表2.解决方案:使用WPS 表格软件自带的功能进行取消保护3.具体步骤:a.打开WPS 表格软件b.找到需要取消保护的工作表c.在顶部菜单栏选择“数据”选项d.选择“保护”子选项e.在弹出的窗口中,选择“取消保护”按钮f.输入密码(如果有的话)并点击“确定”按钮g.等待几秒钟,直到取消保护成功4.结论:通过以上步骤,可以成功取消WPS 表格的保护工作表正文:在日常工作和生活中,我们可能会遇到需要使用WPS 表格软件的情况。
在使用表格时,有时我们需要对工作表进行保护,以防止数据被误改或泄露。
但是,当我们不再需要保护时,如何取消保护工作表呢?本文将为您介绍如何轻松取消WPS 表格的保护工作表。
首先,我们需要打开WPS 表格软件。
在软件界面中,找到您需要取消保护的工作表,这里以一个名为“示例”的工作表为例。
接下来,我们需要在顶部菜单栏中找到“数据”选项。
点击“数据”选项后,会弹出一个下拉菜单。
在下拉菜单中,选择“保护”子选项。
这时,会弹出一个名为“保护工作表”的窗口。
在这个窗口中,我们可以看到一个“取消保护”按钮。
点击这个按钮,系统会提示我们输入保护工作表时设置的密码。
如果您设置了密码,请输入密码并点击“确定”按钮。
如果您没有设置密码,可以直接点击“确定”按钮。
等待几秒钟,直到取消保护成功。
这时,您会发现工作表的保护状态已经消失了,可以自由编辑和修改工作表中的数据了。
通过以上步骤,我们可以成功取消WPS 表格的保护工作表。
excel中撤销工作表保护密码并获取原始密码

用宏代码破解密码:以为例说明,(2003也是一样的,只是菜单命令的位置不同)第一步:打开该文件,先解除默认的“宏禁用”状态,方法是点击工具栏下的“选项”状态按钮,打开“MicrosoftOffice安全选项”窗口,选择其中的“启用此内容”,“确定”退出;再切换到“视图”选项卡,点击“宏”→“录制宏”,出现“录制新宏”窗口,在“宏名”定义一个名称为:PassWordBreaker,点击“确定”退出;第二步:再点击“宏”→“查看宏”,选择“宏名”下的“PasswordBreaker”并点击“编辑”,打开“MicrosoftVisualBasic”编辑器,用如下内容替换右侧窗口中的所有代码:SubPasswordBreaker()DimiAsInteger,jAsInteger,kAsIntegerDimlAsInteger,mAsInteger,nAsIntegerDimi1AsInteger,i2AsInteger,i3AsIntegerDimi4AsInteger,i5AsInteger,i6AsInteger OnErrorResumeNextFori=65To66:Forj=65To66:Fork=65To66Forl=65To66:Form=65To66:Fori1=65To66Fori2=65To66:Fori3=65To66:Fori4=65To66Fori5=65To66:Fori6=65To66:Forn=32To126 (i)&Chr(j)&Chr(k)&_Chr(l)&Chr(m)&Chr(i1)&Chr(i2)&Chr(i3)&_Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)=FalseThen MsgBox"Oneusablepasswordis"&Chr(i)&Chr(j)&_ Chr(k)&Chr(l)&Chr(m)&Chr(i1)&Chr(i2)&_Chr(i3)&Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)(1).SelectRange("a1").FormulaR1C1=Chr(i)&Chr(j)&_Chr(k)&Chr(l)&Chr(m)&Chr(i1)&Chr(i2)&_Chr(i3)&Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)ExitSubEndIfNext:Next:Next:Next:Next:NextNext:Next:Next:Next:Next:NextEndSub第三步:再点击“宏”→“查看宏”,选择“宏名”下的“PasswordBreaker”并点击“执行”,密码就现形了。
如何撤销工作表保护

E x c e l密码保护的解除方法与解除原理出现这种情况,应该怎么解决呢?经过研究,找到了两种破解Excel工作表保护码的方法。
一、VBA宏代码破解法:第一步:打开该文件,先解除默认的“宏禁用”状态,方法是点击工具栏下的“选项”状态按钮,打开“MicrosoftOffice安全选项”窗口,选择其中的“启用此内容”,“确定”退出(图2);再切换到“视图”选项卡,点击“宏”→“录制宏”,出现“录制新宏”窗口,在“宏名”定义一个名称为:PasswordBreaker(图3),点击“确定”退出;第二步:再点击“宏”→“查看宏”,选择“宏名”下的“PasswordBreaker”并点击“编辑”,打开“MicrosoftVisualBasic”编辑器,用如下内容替换右侧窗口中的所有代码:SubPasswordBreaker()DimiAsInteger,jAsInteger,kAsIntegerDimlAsInteger,mAsInteger,nAsIntegerDimi1AsInteger,i2AsInteger,i3AsIntegerDimi4AsInteger,i5AsInteger,i6AsIntegerOnErrorResumeNextFori=65To66:Forj=65To66:Fork=65To66Forl=65To66:Form=65To66:Fori1=65To66Fori2=65To66:Fori3=65To66:Fori4=65To66Fori5=65To66:Fori6=65To66:Forn=32To126(i)&Chr(j)&Chr(k)&_Chr(l)&Chr(m)&Chr(i1)&Chr(i2)&Chr(i3)&_Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)=FalseThenMsgBox"Oneusablepasswordis"&Chr(i)&Chr(j)&_Chr(k)&Chr(l)&Chr(m)&Chr(i1)&Chr(i2)&_Chr(i3)&Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)(1).SelectRange("a1").FormulaR1C1=Chr(i)&Chr(j)&_Chr(k)&Chr(l)&Chr(m)&Chr(i1)&Chr(i2)&_Chr(i3)&Chr(i4)&Chr(i5)&Chr(i6)&Chr(n)ExitSubEndIfNext:Next:Next:Next:Next:NextNext:Next:Next:Next:Next:NextEndSub第三步:再点击“宏”→“查看宏”,选择“宏名”下的“PasswordBreaker”并点击“执行”,密码就现形了(图4)。
如何能取消Excel工作表密码保护教程

Excel工作表保护密码清除1,打开需要解除保护的EXCEL工作表;2,选择工具---宏----录制新宏---输入名字如:aa;3,停止录制(这样得到一个空宏);4,工具---宏----宏,选aa,点编辑按钮;5,删除窗口中的所有字符(只有几个),替换为下面的内容:(复制吧);6,关闭编辑窗口;7,工具---宏-----宏,选AllInternalPasswords,运行,确定两次,等2分钟,再确定.OK,旧的密码自动提示,工作表也自动解除保护了。
内容如下:==================================================================================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 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 passwordsConst DBLSPACE As String = vbNewLine & vbNewLineConst 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 & "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 protection to " & _ "workbook structure or windows." & DBLSPACE & _"Proceeding to unprotect sheets." & AUTHORS & VERSIONConst 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 & VERSIONConst 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 & VERSIONConst MSGONLYONE As String = "Only structure / windows " & _ "protected with the password that was just found." & _ALLCLEAR & AUTHORS & VERSION & REPBACKDim w1 As Worksheet, w2 As WorksheetDim i As Integer, j As Integer, k As Integer, l As IntegerDim m As Integer, n As Integer, i1 As Integer, i2 As IntegerDim i3 As Integer, i4 As Integer, i5 As Integer, i6 As Integer Dim PWord1 As StringDim ShTag As Boolean, WinTag As BooleanApplication.ScreenUpdating = FalseWith ActiveWorkbookWinTag = .ProtectStructure Or .ProtectWindowsEnd WithShTag = FalseFor Each w1 In WorksheetsShTag = ShTag Or w1.ProtectContentsNext w1If Not ShTag And Not WinTag ThenMsgBox MSGNOPWORDS1, vbInformation, HEADERExit SubEnd IfMsgBox MSGTAKETIME, vbInformation, HEADERIf Not WinTag ThenMsgBox MSGNOPWORDS2, vbInformation, HEADERElseOn Error Resume NextDo 'dummy do loopFor 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 ThenPWord1 = 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, _ "$$", PWord1), vbInformation, HEADERExit Do 'Bypass all for...nextsEnd IfEnd WithNext: Next: Next: Next: Next: NextNext: Next: Next: Next: Next: NextLoop Until TrueOn Error GoTo 0End IfIf WinTag And Not ShTag ThenMsgBox MSGONLYONE, vbInformation, HEADERExit SubEnd IfOn Error Resume NextFor Each w1 In Worksheets'Attempt clearance with PWord1w1.Unprotect PWord1Next w1On Error GoTo 0ShTag = FalseFor Each w1 In Worksheets'Checks for all clear ShTag triggered to 1 if not. ShTag = ShTag Or w1.ProtectContentsNext w1If ShTag ThenFor Each w1 In WorksheetsWith w1If .ProtectContents ThenOn Error Resume NextDo 'Dummy do loopFor i = 65 To 66: For j = 65 To 66: For k = 65 To 66 For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66 For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66 For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126 .Unprotect Chr(i) & Chr(j) & Chr(k) & _Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)If Not .ProtectContents ThenPWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)MsgBox Application.Substitute(MSGPWORDFOUND2, _"$$", PWord1), vbInformation, HEADER'leverage finding Pword by trying on other sheetsFor Each w2 In Worksheetsw2.Unprotect PWord1Next w2Exit Do 'Bypass all for...nextsEnd IfNext: Next: Next: Next: Next: NextNext: Next: Next: Next: Next: NextLoop Until TrueOn Error GoTo 0End IfEnd WithNext w1End IfMsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation, HEADEREnd Sub============================================================================== Excel表格密码保护的解除方法表格受密码保护时,我们修改数据Excel弹出“您试图更改的单元格或图表受保护,因而是只读的。
Excel2020中去掉中文繁体版密码保护的操作方法

Excel2020中去掉中文繁体版密码保护的操作方
法
首先,打开保存有你重要数据的EXCEL表格,点击左上角的【檔案】。
然后,选择左边的【資訊】选项卡,点击右边对应的小锁头【保護活頁簿】。
在下拉菜单里选择如下图示的【以密碼加密】选项。
在弹出的对话框输入你要的密码,点击确定。
然后再次输入并确定。
然后你会看到,在【資訊】选项卡右侧显示【開啟此活頁簿需要密碼】表示设置成功。
然后当我们再次双击打开表格的时候会弹出对话框,要求我们输入密码,密码对了才能打开并浏览。
如果要取消刚刚设置的密码,只要输入密码打开表格后重复1到
4步骤,只不过在第4步的时候密码为空(就是不输入密码)就好了。
取消excel密码保护的方法教程

取消excel密码保护的方法教程
在Excel中经常需要用到密码保护进行保护重要的数据,但一段时间后觉得已经并不需要密码保护了,就可以取消密码保护了。
下面是店铺带来的关于如何取消excel密码保护的教程的内容,欢迎阅读!
取消excel密码保护的教程
取消密码步骤1:先录入密码,确定打开要取消密码的excel文件。
取消密码步骤2:在文件菜单下点击另存为,取消密码的办法其实就是再把文件保存一次,在保存替换原文件或重命名时将密码取消掉。
取消密码步骤3:点击工具选择常规选项
取消密码步骤4:删除密码,点击确定并保存。
取消密码步骤5:提示文件已存在要替换它吗?如果想要覆盖原文件直接点击是就替换掉了。
取消密码步骤6:如果想保留原文件重新存一份,点击否再修改文件名保存为一份新的文件。
关于破解Excel加密文件的解决办法
关于破解Excel加密文件的解决办法Excel加密文件是一种保护电子表格数据的安全措施,但有时候我们可能会遇到需要破解这种加密文件的情况。
虽然这涉及到一个敏感话题,但是我将尽力提供一些建议和解决办法。
在开始之前,我要强调,破解Excel加密文件是非法行为,在大多数地区都属于违法行为,这可能会对你产生严重的法律后果。
因此,在你采取任何行动之前,请确保你有合法的权限和法律允许。
然而,如果你是忘记了Excel加密文件的密码,并且拥有合法权限,那么我们可以尝试以下几种方法来解决这个问题。
2. 使用VBA宏:Excel提供了一种名为Visual Basic for Applications(VBA)的编程语言。
通过创建和运行VBA宏,你可以绕过密码保护,打开Excel加密文件。
这需要一些编程技能,但是它可能是一种可行的解决办法。
你可以并学习有关在Excel中使用VBA宏破解密码保护的教程和示例。
除了以上提到的方法,还有其他一些可能的解决办法。
例如,通过将加密文件发送给相关的技术支持人员或专家,请他们帮忙解决问题。
或者通过重置Excel应用程序的设置来删除密码保护。
excel2010取消密码保护的方法
excel2010取消密码保护的方法
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在Excel中录入一些重要数据是很多人的习惯,但重要的数据是不能随意删除改变的,这个时候就需要用到密码保护,但过了一段时间就发现已经不需要密码了,所以需要取消密码,接下来是店铺为大家带来的excel2010 取消密码保护的方法,希望对你有用。
excel2010 取消密码保护的方法:
取消密码步骤1:打开已经设置密码的Excel2010文件。
取消密码步骤2:在出现的密码对话框中,输入密码,单击确定后即打开文件。
取消密码步骤3:单击文件-另存为。
取消密码步骤4:在出现的另存为对话框中,单击左下角的工具按钮,在下拉列表中选择常规选项。
取消密码步骤5:在常规选项对话框中,将打开权限密码删除,点击确定按钮。
取消密码步骤6:点击另存为对话框中的保存按钮,在出现的对话框中选择“是”,替换现有文件。
此时文件的密码已经删除。
取消密码步骤7:关闭文件重新打开,之前设置的密码已经删除了。
EXCEL中如何破解撤销工作表保护密码并获取原始密码
Excel中如何破解“撤销工作表保护密码”并获取原始密码一、保护工作表的方法1、全选定工作表右击设置单元格格式找到保护将锁定和隐藏两个的勾去掉;2、将要保护的工作表单元格选定右击设置单元格格式找到保护将锁定和隐藏两个的勾打上;3、点菜单栏的工具中的保护里的保护工作表将保护工作表及锁定的单元内容打上勾,下选允许此工作表的所有用户选定未锁定的单元格打上勾二、Excel工作表保护密码破解方法1、打开您需要破解保护密码的Excel文件;2、依次点击菜单栏上的工具---宏----录制新宏,输入宏名字如:aa;3、停止录制这样得到一个空宏;4、依次点击菜单栏上的工具---宏----宏,选aa,点编辑按钮;5、删除窗口中的所有字符只有几个,替换为下面的内容;从横线下开始复制------------------------------------------------------------------------------------------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' Modified 2003-Apr-04 by JEM: All msgs to constants, and' eliminate one Exit Sub Version 1.1.1' Reveals hashed passwords NOT original passwordsConst DBLSPACE As String = vbNewLine & vbNewLineConst 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 2003-Apr-04"Const REPBACK As String = DBLSPACE & "Please report failure " & _ 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" & _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 & VERSIONConst 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 & VERSIONConst 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 & VERSIONConst MSGONLYONE As String = "Only structure / windows " & _"protected with the password that was just found." & _ ALLCLEAR & AUTHORS & VERSION & REPBACKDim w1 As Worksheet, w2 As WorksheetDim 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 StringDim ShTag As Boolean, WinTag As Boolean= FalseWith ActiveWorkbookWinTag = .ProtectStructure Or .ProtectWindowsEnd WithShTag = FalseFor Each w1 In WorksheetsShTag = ShTag OrNext w1If Not ShTag And Not WinTag ThenMsgBox MSGNOPWORDS1, vbInformation, HEADERExit SubEnd IfMsgBox MSGTAKETIME, vbInformation, HEADERIf Not WinTag ThenMsgBox MSGNOPWORDS2, vbInformation, HEADERElseOn Error Resume NextDo 'dummy do loopFor 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 Chri & Chrj & Chrk & _Chrl & Chrm & Chri1 & Chri2 & _Chri3 & Chri4 & Chri5 & Chri6 & ChrnIf .ProtectStructure = False And _.ProtectWindows = False ThenPWord1 = Chri & Chrj & Chrk & Chrl & _Chrm & Chri1 & Chri2 & Chri3 & _Chri4 & Chri5 & Chri6 & ChrnMsgBox MSGPWORDFOUND1, _"$$", PWord1, vbInformation, HEADERExit Do 'Bypass all for...nextsEnd IfEnd WithNext: Next: Next: Next: Next: NextNext: Next: Next: Next: Next: NextLoop Until TrueOn Error GoTo 0End IfIf WinTag And Not ShTag ThenMsgBox MSGONLYONE, vbInformation, HEADERExit SubEnd IfOn Error Resume NextFor Each w1 In Worksheets'Attempt clearance with PWord1PWord1Next w1On Error GoTo 0ShTag = FalseFor Each w1 In Worksheets'Checks for all clear ShTag triggered to 1 if not. ShTag = ShTag OrNext w1If ShTag ThenFor Each w1 In WorksheetsWith w1If .ProtectContents ThenOn Error Resume NextDo 'Dummy do loopFor i = 65 To 66: For j = 65 To 66: For k = 65 To 66 For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66 For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66 For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126 .Unprotect Chri & Chrj & Chrk & _Chrl & Chrm & Chri1 & Chri2 & Chri3 & _Chri4 & Chri5 & Chri6 & ChrnIf Not .ProtectContents ThenPWord1 = Chri & Chrj & Chrk & Chrl & _Chrm & Chri1 & Chri2 & Chri3 & _Chri4 & Chri5 & Chri6 & ChrnMsgBox MSGPWORDFOUND2, _"$$", PWord1, vbInformation, HEADER'leverage finding Pword by trying on other sheetsFor Each w2 In WorksheetsPWord1Next w2Exit Do 'Bypass all for...nextsEnd IfNext: Next: Next: Next: Next: NextNext: Next: Next: Next: Next: NextLoop Until TrueOn Error GoTo 0End IfEnd WithNext w1End IfMsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation, HEADER End Sub-----------------------------------------------------------------------------------------复制到横线以上6、关闭编辑窗口;7、依次点击菜单栏上的工具---宏-----宏,选AllInternalPasswords,运行,确定两次;等一会,就会出现以下对话框:这就是Excel密码对应的原始密码此密码和原先设置的密码都能打开此文档;如果是别人的文档,你又想恢复密码设置,就可以用此密码进行保护,他就能用他设置的密码打开,你可以试试,很有趣的;字母一定要大写:再点击确定;Excel的原始密码就被清除了。
Excel密码保护功能的使用方法及相关风险提示
Excel密码保护功能的使用方法及相关风险提示Excel是一款功能强大的电子表格软件,广泛应用于各个领域。
为了保护文档的机密性和完整性,Excel提供了密码保护功能。
本文将介绍Excel密码保护功能的使用方法,并提醒读者可能面临的风险。
一、Excel密码保护功能的使用方法1. 设置密码保护在打开Excel文档后,点击“文件”选项卡,选择“信息”栏目,然后点击“保护工作簿”按钮。
在弹出的菜单中选择“加密密码”选项,并输入您想要设置的密码。
请注意,密码区分大小写,所以请确保输入正确。
2. 取消密码保护如果您想要取消密码保护,同样打开Excel文档后,点击“文件”选项卡,选择“信息”栏目,然后点击“保护工作簿”按钮。
在弹出的菜单中选择“加密密码”选项,并清空密码输入框中的内容,然后点击“确定”按钮即可取消密码保护。
3. 修改密码如果您想要修改密码,同样打开Excel文档后,点击“文件”选项卡,选择“信息”栏目,然后点击“保护工作簿”按钮。
在弹出的菜单中选择“加密密码”选项,并输入当前密码,然后输入新密码,并确认新密码。
最后点击“确定”按钮即可完成密码修改。
二、Excel密码保护功能可能面临的风险1. 忘记密码一旦您忘记了设置的密码,将无法打开被密码保护的Excel文档。
因此,在设置密码之前,请务必牢记密码或将密码记录在安全的地方。
2. 密码破解尽管Excel密码保护功能可以提供一定的安全性,但并不能完全保证文档的机密性。
有些专业的密码破解软件可以通过暴力破解或字典攻击等方式来破解密码。
因此,对于重要的机密文档,建议采取更加严格的安全措施。
3. 密码泄露密码保护功能只能保护文档在存储和传输过程中的安全性,但无法防止密码被他人窃取。
如果密码被泄露,他人将可以轻松地打开被密码保护的Excel文档。
因此,在使用密码保护功能时,请确保密码不被他人知晓。
4. 数据丢失在某些情况下,由于密码保护功能的故障或其他原因,可能导致Excel文档无法正常打开,从而导致数据丢失的风险。
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EXCEL文件去掉工作表保护密码的方法1、打开需要解除保护的EXCEL工作表;2、选择工具---宏---录制新宏---输入名字如:aa;3、停止录制(这样得到一个空宏);4、工具---宏---宏,选aa,点编辑按钮;5、删除窗口中的所有字符(只有几个),替换为下面的内容:(复制吧);6、关闭编辑窗口;7、工具---宏---宏,选AllInternalPasswords,运行,确定两次,等2分钟,再确定.OK,旧的密码自动提示,工作表也自动解除保护了。
需拷贝内容如下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 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 passwordsConst DBLSPACE As String = vbNewLine & vbNewLineConst 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 & "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 & VERSIONConst MSGNOPWORDS2 As String = "There was no protection to " & _"workbook structure or windows." & DBLSPACE & _"Proceeding to unprotect sheets." & AUTHORS & VERSIONConst 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 & VERSIONConst 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 & VERSIONConst MSGONLYONE As String = "Only structure / windows " & _ "protected with the password that was just found." & _ALLCLEAR & AUTHORS & VERSION & REPBACKDim w1 As Worksheet, w2 As WorksheetDim i As Integer, j As Integer, k As Integer, l As IntegerDim m As Integer, n As Integer, i1 As Integer, i2 As IntegerDim i3 As Integer, i4 As Integer, i5 As Integer, i6 As IntegerDim PWord1 As StringDim ShTag As Boolean, WinTag As BooleanApplication.ScreenUpdating = FalseWith ActiveWorkbookWinTag = .ProtectStructure Or .ProtectWindowsEnd WithShTag = FalseFor Each w1 In WorksheetsShTag = ShTag Or w1.ProtectContentsNext w1If Not ShTag And Not WinTag ThenMsgBox MSGNOPWORDS1, vbInformation, HEADERExit SubEnd IfMsgBox MSGTAKETIME, vbInformation, HEADERIf Not WinTag ThenMsgBox MSGNOPWORDS2, vbInformation, HEADERElseOn Error Resume NextDo 'dummy do loopFor i = 65 To 66: For j = 65 To 66: For k = 65 To 66For 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 ThenPWord1 = 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, _ "$$", PWord1), vbInformation, HEADERExit Do 'Bypass all for...nextsEnd IfEnd WithNext: Next: Next: Next: Next: NextNext: Next: Next: Next: Next: NextLoop Until TrueOn Error GoTo 0End IfIf WinTag And Not ShTag ThenMsgBox MSGONLYONE, vbInformation, HEADERExit SubEnd IfOn Error Resume NextFor Each w1 In Worksheets'Attempt clearance with PWord1w1.Unprotect PWord1Next w1On Error GoTo 0ShTag = FalseFor Each w1 In Worksheets'Checks for all clear ShTag triggered to 1 if not.ShTag = ShTag Or w1.ProtectContentsNext w1If ShTag ThenFor Each w1 In WorksheetsWith w1If .ProtectContents ThenOn Error Resume NextDo 'Dummy do loopFor i = 65 To 66: For j = 65 To 66: For k = 65 To 66For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126.Unprotect Chr(i) & Chr(j) & Chr(k) & _Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)If Not .ProtectContents ThenPWord1 = Chr(i) & Chr(j) & Chr(k) & Chr(l) & _Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)MsgBox Application.Substitute(MSGPWORDFOUND2, _"$$", PWord1), vbInformation, HEADER'leverage finding Pword by trying on other sheetsFor Each w2 In Worksheetsw2.Unprotect PWord1Next w2Exit Do 'Bypass all for...nextsEnd IfNext: Next: Next: Next: Next: NextNext: Next: Next: Next: Next: NextLoop Until TrueOn Error GoTo 0End IfEnd WithNext w1End IfMsgBox ALLCLEAR & AUTHORS & VERSION & REPBACK, vbInformation, HEADER End Sub。