I believe that the answer you are looking for is a Web Server.
Answer
The intranet security model
Explanation:
This is an enterprise system that processes user information for security and access authentication. It prevents unauthorized users, who are not part of the network resources from capturing these information.
The intranet security model is an efficient security procedure that incorporates web security access control in keeping information safe over the intranet. It is also useful in encryption and decryption techniques.
I think that DNA in a eukaryotic cell is found in a nucleus.
