LinuxQuestions.org - Blog Entries

Securing SSH Using Denyhosts

Posted 08-26-2007 at 11:52 AM by sridhar11
Updated 06-17-2016 at 10:05 AM by sridhar11

SSH is a great way to remotely administer a server. However, it still has a number of issues when you open it up to the world. The server and client communications are secure but that doesn’t mean the hosts involved are. Opening an SSH service to the world allows for brute force attacks and means that the carbon interface is still the weakest link.

Full Story

sridhar11

Member

Posted in Uncategorized

Views 584 Comments 0 sridhar11 is offline

Howto restrict su command to superuser only in Linux

Posted 08-26-2007 at 11:51 AM by sridhar11
Updated 06-17-2016 at 10:05 AM by sridhar11

su is run a shell with substitute user and group IDs. su is used to become another user during a login session. Invoked without a username, su defaults to becoming the super user. The optional argument - may be used to provide an environment similar to what the user would expect had the user logged in directly.

Full Story

sridhar11

Member

Posted in Uncategorized

Views 688 Comments 0 sridhar11 is offline

How to setup a mail server like IMAP in Ubuntu Server 6.06?

Posted 08-26-2007 at 02:22 AM by rupeshpra

Can anyone tell me how to setup a complete mail server in Ubuntu 6.06 Server?Well i know this much that i have to setup IMAP but it didnt install, well again i read that i had to install agent like MTA(Mail Transfer Agent),MDA(Mail Delivering agent),MUA(mail user agent) is it necessary?Others even told that i've to setup Postfix,Dovecot Server,Mailman,are these all necessary to setup a mail server like IMAP?
Plz help me its urgent?
and also tell me how to configure it correctly so...

rupeshpra

LQ Newbie

Posted in Uncategorized

Views 1447 Comments 0 rupeshpra is offline

AverTV DVB-T 777 and the remote

Posted 08-24-2007 at 05:39 AM by Caysho

I started to look at what is needed to get the remote working.

This indicates patching is possible, but there's a note about support being in more recent kernels.
http://www.linuxtv.org/wiki/index.php/AVerMedia_AVerTV_DVB-T_777_%28A16AR%29#Remote_control

The board is referenced as SAA7134_BOARD_AVERMEDIA_777 in the saa7134 source; SAA7134_BOARD_AVERMEDIA_A16AR is also mentioned, and seems to be the chipset reference - I've seen it in the win32 inf, so the 777...

Caysho

Member

Posted in Uncategorized

Views 2178 Comments 0 Caysho is offline

Nautilus: connect to server

Posted 08-23-2007 at 12:48 PM by spangler

I am useing Nautilus to connect to a server. I was just wondering if anyone could tell me where on the file system it mounts the connection to the server.

Thank you

spangler

Member

Posted in Uncategorized

Views 1537 Comments 0 spangler is offline