>Is there any way to protect table from being access in command window or outside application .
>so that no body can change data without application
It seems to me that your main options are third-party encryption tools for DBF files (see:
www.hallogram.com), and C/S.
Hilmar.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)