REGEDIT4

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\exefile\shell\openchkauth]
@="署名を確認して開く..."

[HKEY_LOCAL_MACHINE\SOFTWARE\Classes\exefile\shell\openchkauth\command]
@="\"C:\\Program Files\\Internet Explorer\\IEXPLORE.EXE\" -nohome file://%1 %*"