Re: information question

2000-09-05 Thread Dariush Pietrzak


 113 opentcpauth

 I had a question as to the function of 'auth'.
 I am not quite sure what this does. If someone could give me a heads up.
 Any advice appriciated.
it allows identifying users on the other edn of tcp/ip connection,
ie when irc server recives connection it then connect to auth port of
source ip and sends port on which it received connection to identify
user which connected .
It is considered as security service as other admin can easily locate
user that does sth for example nasty and tell you who you should punish.

regards, Eyck


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information question

2000-09-05 Thread debian-isp
Hello Debian ISPers,
I have a question regarding something I noticed on a debian
machine I use. I have a debian machine set up for internal ticketing
(request tracker) and I was browsing through my httpd logs and noticed
that some random users of the internet have been hitting the non existant
sites of users that I have on the machine (i.e- ~debian-isp). I was
wondering how they are finding out which users that I have on the machine
and was wondering if I could be running services that pose a security
problem. I only have the following open:

PortState   Protocol  Service
21  opentcpftp
22  opentcpssh
25  opentcpsmtp
80  opentcphttp
113 opentcpauth
443 opentcphttps
515 opentcpprinter
3306opentcpmysql
6000opentcpX11

I had a question as to the function of 'auth'.
I am not quite sure what this does. If someone could give me a heads up.
Any advice appriciated.

Thank you!

D. Ghost

'space ghost with debian flavor'




Re: information question

2000-09-05 Thread Dariush Pietrzak

 113 opentcpauth

 I had a question as to the function of 'auth'.
 I am not quite sure what this does. If someone could give me a heads up.
 Any advice appriciated.
it allows identifying users on the other edn of tcp/ip connection,
ie when irc server recives connection it then connect to auth port of
source ip and sends port on which it received connection to identify
user which connected .
It is considered as security service as other admin can easily locate
user that does sth for example nasty and tell you who you should punish.

regards, Eyck




Re: information question

2000-09-05 Thread Michael Bacarella
 sites of users that I have on the machine (i.e- ~debian-isp). I was
 wondering how they are finding out which users that I have on the machine
 and was wondering if I could be running services that pose a security
 problem. I only have the following open:
 
 PortState   Protocol  Service
 21  opentcpftp
 22  opentcpssh
 25  opentcpsmtp
 80  opentcphttp
 113 opentcpauth
 443 opentcphttps
 515 opentcpprinter
 3306opentcpmysql
 6000opentcpX11
 
 I had a question as to the function of 'auth'.
 I am not quite sure what this does. If someone could give me a heads up.
 Any advice appriciated.

Auth servers are used to determine the owner of a specific
connection, more commonly known as identity servers, and essentially 
useless. Some IRC servers use them to make sure you're not IRC'ing as
root.

Some network scanners use ident to determine what services are running as
root, to aid them in a system compromise.

If you need to run identity/auth services at all, use one that can be
configured to return useless information like (*shameless plug*) ident2 at
http://netgraft.com/

You can probably safely disable it, though.

-MB