And this question concerns what security aspect?
Just noticed you crossposted the question too.
Thread closed. Don't crosspost.
Update. Since the email address you provided isn't reachable because of your MTA being wonky about it's own relay restrictions I'll take the liberty to just tack on a redir to your other post and people can answer there.
FUP to:
http://www.linuxquestions.org/questi...hreadid=110679