SEP block batch file editing

Hi Guys,

I have a customer who is having SEP 12.1, its a manufacturing company wherein Batch files is open accross all branch, End user access and edit file easily,  here End Customer want to block this batch file to unathourised users, so just wanted to know is it possible with the help of SEP12.1, I mean can we blacklist or stop accessing the file to everyone. All the branch are connected in nework through LAN.

I hope to get quick reply.

Thanks in advance.