excel vba 解密

大家好，又见面了，我是你们的朋友全栈君。Private Sub VBAPassword() ‘你要解保护的Excel文件路径 Filename = Application.GetOpenFilename(“Excel文件（*.xls & *.xla & *.xlt）,*.xls;*.xla;*.xlt”, , “VBA激活成功教程”) If Dir(Filename) = “” Then MsgBox “没找到相关文件,清重新设置。” Exit Sub Else FileCopy Filename, Filename & “.bak” ‘备份文件。 End If Dim GetData As String * 5 Open Filename For Binary As #1 Dim CMGs As Long Dim DPBo As Long For i = 1 To LOF(1) Get #1, i, GetData If GetData = “CMG=””” Then CMGs = i If GetData = “[Host” Then DPBo = i – 2: Exit For Next If CMGs = 0 Then MsgBox “请先对VBA编码设置一个保护密码…”, 32, “提示” Exit Sub End If

Dim St As String * 2 Dim s20 As String * 1 ‘取得一个0D0A十六进制字串 Get #1, CMGs – 2, St ‘取得一个20十六制字串 Get #1, DPBo + 16, s20 ‘替换加密部份机码 For i = CMGs To DPBo Step 2 Put #1, i, St Next ‘加入不配对符号 If (DPBo – CMGs) Mod 2 <> 0 Then Put #1, DPBo + 1, s20 End If MsgBox “文件解密成功……”, 32, “提示” Close #1 End Sub

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