临时破解也行，就是关掉软件后，不再对文件加密，系统重启后恢复加密
软件同时运行的程序很多，如下： 应该还不止

watchctrl.exe
HookDll.exe
HookDll64.exe
CdgTwin32.exe
CdgTwin64.exe
EsafeNetScreen.exe
CdgUpGrade.exe
CDGRegedit.exe
EstVPN.exe
CommonService.exe
DocGuard.exe
DocGuard64.exe
ESTBak.exe
EstBrowserTool.exe
EstDevCtrl64.exe
EstDevCtrl.exe
EstNsffileCtrl64.exe
EstNsffileCtrl.exe
EstPdfAddin.exe
WaterMark.exe
WaterMark64.exe