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Tolomir

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Top Linux Network Security Solutions: 1 - 25 of 29
 
Configuring RADIUS server in windows 2003 to use with external firewalls
Hello everyone, I really need some help or guidance in setting up radius server for integration with my Linux firewall...namely ZEROSHELL. Thanks,
How to Block Port 25 on entire LAN except my Mail-Server using IPCop v 1.4.21
Hi, I have IPCop v1.4.21 and I am trying to block all port 25 traffic on my green interface except for my Mail-Servers IP Address. I have looked up a few site on the web so far and I have a...
ConfigServer Firewall  iptables: No chain/target/match by that name on SuSE 11 VMWare server.
I have a server running SuSE 11 on a VMWare vm which has the following error when I start up csf: iptables: No chain/target/match by that name Thsi message is repeated for every rule in ...
Linux Packet Forwarding
Can linux forward packets back through the same interface they came?  If so, how can this be accomplished with routes?  Thanks.
Enable logging on Linux SSH/SVN server.
Hi, We have a linux server that is running SVN repositories, apache, and SSH terminal.  Is there a way to enable logging so we can see which users are accessing the SSH/apache server, acces...
Preventing Root Login
I inherited a Redhat Linux system to administer.  While I'm nobody's Sysadmin (network is my thing) - I do know that direct login using "root" is generally a no-no.  Right?  That's how the pre...
IPTABLES configuration
Hello. I'm trying to setup my iptables configuration on my VPS. I want to allow inbound ftp/https and ssh connections, so i have the following rules setup -A INPUT -i venet0 -p tcp -m...
Suspicious process running under user nobody
Hello, I'm running a dedicated server with a WHM/cPanel installed and i receive mails with lot of information about the server, today i received about 10 mails saying this: Suspicious process...
Route all internet requests through privoxy
I have Ubuntu (hardy) with tor and privoxy installed, configured and working correctly with the Vidalia gui in gnome. I would like all requests going to/from the internet from any program on ...
Confine Sudo access to a directory
How can i configure Sudo to provide access to users in the /home/cvs directory after they cd to that directory? Once they get to this directory, they should be able to chown, chmod etc.
What are the security risks (from being hacked)?
Greeting Friends, We just got this camera.  It takes snapshots ever few seconds, and has uclinux embedded. The documentation in numerous places strongly recommends using FTP (or numerous...
Script to add ips
Hi, I've readed this post http://www.experts-exchange.com/Security/Linux_Security/Q_20683396.html, the code posted works fine if I only want to add one ip. One ip at bad.txt. If there mo...
Netgroup login prevention using NIS - What Am I missing?
I'm not sure what I'm missing here.  I am unable to prevent a user from a login on a machine based on netgroups.   This is what I've done: Created the NIS netgroup.  (output to follow) ...
Linux shell script
I have very little experience writing Linux shell script, but I was told to write a script that will "Check system file permissions to ensure system security'". Any help would be appreciate...
Quite difficolut IPtables rules for a VPN Server Gateway.
I have a Remote PC used as VPN Microsoft PPTP Server. (Poptop Server) I want to set this default policy rules: iptables -P INPUT ACCEPT iptables -P FORWARD DROP iptables -P OUTPUT ACC...
How can I make my Linux server file permission be 4777 by Default?
How can I make my Linux server files as 4777 by default? At present it is at 455.
Test SMTP on Trixbox/Linux box
Hi Guys, Basically I need a VoIP server on a DMZ with outgoing SMTP blocked. I have placed it on a DMZ and blocked its IP's outgoing SMTP on the router, does the block overwrite the DMZ?...
How to find and solve the Rogue DNS server in linux?
In linux how to find my DNS server is a Rogue DNS or not and if my DNS server is Rogue how to rectify it? Any solution?
Checking system file permissions to ensure system security'
I have zero experience with Linux and for my class i must write a shell script that will "Check system file permissions to ensure system security".   I need the script and sny explanations,...
linux doubt
Hi, In a site i saw an article teaching how to install vhcs. It is a step by step guide....I run the code mentioned there. But i also see some quote: there how to run those...?
linux syslog
i have a central log server, running kiwi syslog service manager and in windows servers im using datagram syslog agent now i have a linux machine, im lookin for a free tool which will send...
Linux Servers Audit
We had a Linux Servers Audit Report, which i cant understand it that much, because i am a windows user. Can you please review it, and let me know if there is anything missing in terms of secur...
Can't Start Dr. Web Antivirus Service on Plesk 9.00
When I try to start the Dr. Web Antivirus service via the Plesk 9.00 services management page, I get this: Error: Unable to make action: Unable to manage service by drwebmng: drwebmng: Servic...
Windows networking software to alert on systems downs, process and service failures etc
hi i have been looking for an application that will monitor windows servers and alert the user by TEXT if a server is down, or even if a service or process is not running can anyone advise...
Dsa Base ssh login
HI, in  my sshd_config file i have turn off rootpermitlogin = no so root user would not be able login to system via ssh but its preventing me from loging to the system by using DSA...