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August 30, 2008 06:17am pdt

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Time Tested Linux Network Security Solutions: 101 - 125 of 181
 
Hi there We are using Red Hat Enterprise Linux ES on two production servers and would like to get NFS to work. The problem is that portmap doesn't start. This is the error we are gett...
When I try to install Nessus on CentOS 4.3 I get the following error [root@MemorialHealthIDS ~]# ls anaconda-ks.cfg  install.log.syslog         snort-2.6.0         snortinstall install.lo...
Running RHEL 4 / SAMBA 3.0.10 on my server. I set up several unix users added shares, smb.conf looks good. Created two groups users and pca. Added users to samba with full access. The issue, u...
I have cracker attacked my server and planted files. I can edit the file, change the attrib of the file but cannot delete it. Normal file will appear in white color, folder in blue. This ti...
Hi, I configured smoothwall express firewall..but from client machine i can able to ping public ip and gateway..but i cannot able to browse..it showing internet could not search the page er...
Hello,      I want to take a windows batch file and send the results through nc to send to a linux server.  I'm looking for the commands on both client and server to make this happen. Cl...
Hello, I would like to access my Linux server using an IPSEC tunnel.  I just need to get to the command line, and will be using ssh to log in (I realise that ssh is already encrypted, but...
I have a samba pdc server. I also installed clamav antivirus and the required modules that are required for vscan-clamav and I have a few questions need to be answered. a) Is there a recomm...
Does anyone know a simple IPTables rule(s) that will cause an unsuccessful portscan on port 80 but will still allow me to forward it to my webserver. I'm running WRT54g linksys flashed with...
Hi,all experts!! I install Linux Ferodra Core 5 in my machine,and set up a samba server for file sharing, i set up the samba in "ads" mode so samba can join the windows domain to get users &...
Hi. I would like to know how I can log the commands people type in when they log in through SSH. We are already monitoring FTP access to automatically log file changes/uploads, but with ...
Hi! I have just noticed that my server has been hacked. I'm hoping someone can help and assist with the damage assessment/control. It started with an e-mail I received, which led me to sear...
i have setup public key authentication on a few hosts to do some rsyncing. i have restricted the keys to rsync only and restricted the usage to specific hosts. the public key authentication ...
I would like to block a large ip ranges using blacklisting in shorewall for example 123.120.0.0 - 123.129.255.255 IP range Match seems to be available but webmin will not accept it and ...
I'm creating a website that will be storing credit card information.  I'd like to encrypt this plain text file, and only decrypt it for the user that is charging the credit cards.  I'd love it...
Hi, I am new to Linux. So you could laugh if my question is too..:) I use Redhat9. From security setting, first I choose " no firewall". Then after I edit a simple iptables and put it under...
I have installed the AVG virus scanner daemon on Redhat Linux 9, hooked up Dazuko, and also (I think) configured amavisd-new so that it uses the AVG scanner (when I run the amavisd-new daemon ...
Hi, My server running with RH 9, using Apache ssl one portal running on same server. When I type https://domainname.com/  it showing a "security Alert" certificate. But my previous administ...
Hi, Does anyone know the default root password for RedHat Linux? Cheers, Dan
I am looking for some open-source firewalls that will allow me to configure through a WebGui. I love m0n0wall but it won't let me block any URL's. Like Smoothwall but won't let me have public ...
About redirect in squidguard should i concept any web page and what is the meaning of this line  the meaninig of this line  http://proxy/cgi/squidGuard?clientaddr=%a&clientname=%n&clientiden...
the server is running a domino 7.0.2 serve with smtp active. It is sending a receiving SMTP mail. The firewall is active but when I look at the iptables via shell there is no entry for port 25...
I resolved the problem, iptables was working correctly, but postfix doesn't start automatically, I'm willing to give the points if someone can instruct me to set postfix to start up automatica...
VERY MUCH A LINUX NEWBIE.....just working w/gui right now! anyhow, purchased redhat linux workstation version 3 last year.  never installed until now.  ran typical installation and accepted...
Experts, Is there a way to stop vsftpd from flooding connections? This is the logs: Jan 1 09:17:24 gateway vsftpd: (pam_unix) check pass; user unknown Jan 1 09:17:24 gateway vsftpd: (p...