How is BYU detecting port scans? Sequential port accesses on the same IP address within a given period of time? I think that nmap ( http://www.insecure.org/nmap/data/nmap_manpage.html ) allows stealth scans that randomize the port order/time as to avoid detection by automated warning systems.
It's only wrong it you get caught. :-) Ryan ----- Original Message ----- From: "Corey Edwards" <[EMAIL PROTECTED]> To: "BYU Unix Users Group" <[EMAIL PROTECTED]> Sent: Tuesday, August 26, 2003 10:12 AM Subject: Re: [uug] Don't portscan from on-campus > On Tue, 2003-08-26 at 08:39, Hans Fugal wrote: > > When I notified them that I was just scanning my own server to verify > > the firewall they politely said 'as a BYU student this behavior is > > unacceptable and if it continues will be reported to the honor code > > office'. I suggest you just stay off the radar and avoid portscanning > > from on campus period. > > In light of recent events, official University policy has been changed > to reflect the potentially evil and subversive uses of the Internet. > >From now on all outgoing connections must be approved in writing by the > Office of Information Technology. Copies of the form can be obtained > from room 60 KMB. Please print clearly and provide copies to be kept on > record at the Honor Code Office. To aid OIT in their decision, please be > prepared to provide the following information where applicable: IP > addresses of both peers, TCP/UDP port numbers, TCP sequence numbers, > estimated Round Trip Time (RTT), and any predicted ICMP error messages. > As always, if any encryption is to be used, the user must be registered > with the Honor Code Office following official procedure. > > The University, which has now completely given up all pretense of being > an institution of instruction, has also changed its official motto: "The > world was too hard. We'd rather satisfy our superiority complexes by > micromanaging your life." > > Thank You, > > Para Noid > BYU Head Office > > > > ____________________ > BYU Unix Users Group > http://uug.byu.edu/ > ___________________________________________________________________ > List Info: http://uug.byu.edu/cgi-bin/mailman/listinfo/uug-list ____________________ BYU Unix Users Group http://uug.byu.edu/ ___________________________________________________________________ List Info: http://uug.byu.edu/cgi-bin/mailman/listinfo/uug-list
