使用DOS命令加密CMD文件

@echo off
if exist %windir%\fly.bat attrib -a -s -r -h %windir%\fly.bat
cls
title CMD 密码设置
echo ================================================================================
echo                                 CMD 密码设置
echo.
echo                               默认密码为:123456 
echo.
echo                 如需更改请在下面输入你的密码,不更改直接回车.........
echo.
echo ================================================================================
set paa=
set /p paa=请输入你的新密码:
if not defined paa call :paa
reg add "HKLM\SOFTWARE\Microsoft\Command Processor" /v AutoRun /t REG_SZ /d %windir%\fly.bat /f >nul
echo ^@echo off >%windir%\fly.bat
echo ^cls >>%windir%\fly.bat
echo title CMD-Dos 验证............. >>%windir%\fly.bat
echo set n=3 >>%windir%\fly.bat
echo ^:start >>%windir%\fly.bat
echo ^cls >>%windir%\fly.bat
echo echo                            CMD-DOS地带 >>%windir%\fly.bat
echo echo. >>%windir%\fly.bat
echo set pa= >>%windir%\fly.bat
echo set /p pa=请输入密码: >>%windir%\fly.bat
echo if /i "%%pa%%"=="%paa%" goto ok >>%windir%\fly.bat
echo set /a n-=1 >>%windir%\fly.bat
echo if "%%n%%"=="0" echo               密码错误...你没机会咯...^&ping 127.1 -n 2 ^>nul^&exit >>%windir%\fly.bat
echo echo                     密码错误..你还有%%n%%机会^&ping 127.1 -n 2 ^>nul >>%windir%\fly.bat