I am attempting to 'harden' my server as much as possible. One step that I have read in articles is to not allow remore 'root' login via ssh.
So, I plan to not allow ssh login for any but m...
Hi,
This is a question related to "TCP: Treason uncloaked!:" at
http://www.experts-exchange.com/Security/Linux_Security/Q_20788430.html#10461075
I have a warning :TCP: Treason uncloa...
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...
I currently have
admin ALL=!/bin/[A-z]*,!/usr/[A-z]*,!/sbin/[A-z]*, NOPASSWD : ALL
I basically want the admin to not have any priviledges running sudo with any of the commands in...
Hello,
We have one live webserver and we want to disable the Ping to this server. How can we do that?
Thanks,
Ashok
I have 2 Windows servers behind an Open BSD firewall. The firewall was configured to allow FTP access to one of the servers.
Now I need to configure it to allow FTP access to the second serve...
Hi,
My snort log shows a horde of repeating and continous entries below:
2006:08:17-14:49:00 (none) snort[30576]: [1:2179:0] D FTP PASS format string attempt [Classification: Misc Attack...
Here is my Network Configuration:
1 - Wireless Linksys Router/Switch (Handleing DHCP from a Cable Modem)
1 - Wired PC running Win XP
1 - Wireless Laptop running Windows Vista
1 - SimpleS...
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 this shortcut where one can press ctl-alt-backspace to close X and return to the shell. While running X, the 'lock screen' mode is supposed to prevent access until the user's password ...
I have put up IPCop with Green/Orange/Red. Everything is working fine. Except the Web-Server (IIS). When I try to contact the web-server via the web, at first I get the login-page, but then wh...
I have discovered that there is message log in the server.
Jan 28 01:56:45 ipvpn039065 vsftpd(pam_unix)[9347]: check pass; user unknown
Jan 28 01:56:45 ipvpn039065 vsftpd(pam_unix)[9347]: ...
I have a Linux firewall whereby I need to add an additional IP to the external interface, but this traffic needs to be directed (all ports) to a single IP address on the internal interface.
...
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 ...
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 ...
Hi! I want to play around a little with SSL and sign my certificates myself. I found out that you can do this with Microsoft Certificate Server on Windows, is there a free program for doing th...
I can access the menu but have no idea what I am doing as I am only familiar with Windows and Mac operating systems, I am able to get the Boot Sequence to get to the point where the computer ...
How do I add second ip to Centos5.0 in order to use in local network?Is there a way define it as local ip in iptables ?
hello
i want to redirect some of the http connections coming from internet to our apache server located in our DMZ to the app server - running under apache/php- located in our LAN. our fi...
Hi,
I work at a hosting company. Can anyone give some help/explanation for the following output?
I ran the command:
# netstat -an | grep EST
I got this in the results:
tcp 0...
Whats the Linux command that will tell you what services are running? I've read about the chkconfig --list command, etc. But I can't find the simple command that tells me what services are a...
I have a small problem that deals with outbound FTP. It seems as though someone is using my server to attempt various FTP servers. Since I only FTP to one other server, I'd like to block FTP...
Hello all.
I have a windows 2000 server that acts as a DHCP server, file server, DNS server, VPN server, and runs exchange for email. Well, it got the worm this weekend and had our web acce...
im trying to capture traffic on a webserver at my house
tcpdump -i2 -vvvX -s 1514 -w capture not tcp port 5900
So far it works. I specified not tcp port 5900 because I didnt want it capt...
I have a virtual host running UML. I see a lot of password trying by bad people so I thought to using ssh keys to access the system. I am accessing it from an openbsd 3.6 box. There in is a...
