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Top Linux Network Security Solutions: 1 - 25 of 26
 
How do I force a group ownership assignment when a new file is created in a certain directory on a Linux server? When a new file or directory is created today, the default ownership is "use...
I have a web server running Ubuntu Server. It isn't running a GUI.  I use FTP to put files on it.  I use PuTTY to administer it.  I use SQLyog to administer MySQL.  What antivirus measures sho...
Hi I have host A on subnet 1 which can reach host B. Host B has another NIC port which connects to subnet 2  & Host B can reach Host C. Host A has no route to Host C & I'm not allowed ...
How to configure Nagios with Dell open manage software through check_openmanage plugin
Environment overview: OS: CentOS 5.3 Kernel: 2.6.18-128.4.1.el5 #1 SMP OpenSSH 4.3p2 Summary of Problem Users connecting to the server via SSH are unable to change their passwords if ...
I have a machine I would like to use to provide remote access to workstations.  I plan to use puTTY to create a SSH tunnel and port forward traffic.  I would like to control which remote machi...
Dear Experts: recently installed the rhel5 the same is working fine but all of a suddden i can a user by name joke is created in the /home also this user has added himself as a sudo account...
I checked the web and found the way to disable the security module load is to change this file /etc/selinux/config from enforcing to disabled from SELINUX=enforcing to SELINUX=disabled ...
We have a strange but frustrating issue affecting a specific Windows Vista user. His team connects to a Linux server (CentOS 5) on the LAN which is used as a test platform for web developme...
Hello, I've searched my question and I found something similar in the ID: 21727726. But I have an extra problem. The hacker didn't just copy the "back" file to the /tmp directory but also, I f...
i have installed virtualbox latest rpm in fedora 11.its installed succesfully, when i trying to create new machine in virtualbox, it is showing me error  " Failed to start the virtual machine ...
when you use the -x switch with vim or vi - what kind of encryption method is used to encrypt your file?  Thanks.
Can anybody tell me how to disable the loopback on the fibre card in a Linux PC? The network has become inaccessible and we think that is the problem as it showing enabled now? Thanks in ad...
Hi, I am setting up a Network with a WIFI Zone. The zone to have two SSID. Staff and members. Staff to Auth against AD and members to auth SQL. I have built the PF with 4 Zones..Wan , Lan ,...
Here's the whole scenario in this link: http://www.linuxquestions.org/questions/linux-security-4/iptables-lan-clients-cannot-access-internet-755663/ I can't see where the mistake is in m...
I am having a problem connecting via odbc to a MySQL database on a remote host.  The host said the problem is not on their end.  I don't think the problem was on my end becuase I can connect t...
I am trying to determine what kind of hash/encryption this is: MDg3NzYzMDJFODUxNDUyOSYw I believe the original form should be 16 characters, but I can't figure out what kind of hash it i...
Hello experts, i have here a internet connection with 2 public IPs on it (in the future there may be 3 or 4 IPs). Each IP shall be the gateway for 1 internal network. For example the n...
Dear All, I'm running the current rule on my Debian GW in order to stop all UDP packets from being sent or received on the whole IPs inside this GW... #################UDP BLOCK#########...
hi I'm trying to tune my central logging server. On the logging server all messages go to to /var/log/HOSTS - if i leave in destination messages etc then all the servers write to it. I'd like...
I have a signature that list all file against their md5 checksum and would like to know how to secure this file but root access to this system is needed.
I'm using a dedicated server which is running on Quad Xeon 3210+ with 2GB of RAM. I recently got some strange access on one of my site. All of the IP addresses are from China. They rapidly req...