apf software firewall

What is APF? apf:advanced Policy Firewall is a software firewall in the Linux environment produced by Rf-x Networks. APF uses the Linux system default iptables rules. APF can be considered one of the most famous software firewalls in Linux. Download

APF (Advanced Policy Firewall) is a software firewall in the Linux environment produced by Rf-x Networks, which is used by most Linux server administrators and is easy to understand and use with iptables rules.One, download, install APFLinux

The heart of the people must not be. There are always some boring or intentional people on the Internet. I don't have much to say. On dry Goods, configure VPS APF to prevent small traffic DDoS attacks. For large traffic DDoS attacks, the need for

The Advanced Policy Firewall (Advanced Policy Firewall) is a software Firewall in the linux environment produced by Rf-x Networks. It is adopted by most Linux server administrators and uses iptables rules, easy to understand and use. Www.2cto.com is

Although Linux is more secure than Windows, some simple security configurations are necessary. There are a lot of tools on the Internet to scan your admin password with a dictionary, we can create some trouble and increase the possibility of being

1, use the Netstat tool to detect the SYN connection Netstat-n-p-tActive Internet connections (w/o servers)Proto recv-q Send-q Local address Foreign address State Pid/program NameTCP 0 0 192.168.0.200:5050 192.168.0.38:48892 time_wait-TCP 0 0 192.16

We need to do some basic security when we have a VPS or server that has a Linux system open. First, turn off the SSH password login First, you need to have your own SSH Key, if you use the Windows system, you can use the Putty under the Puttygen.

Linux Server operation process may be subject to hacker attacks, common attack methods have Syn,ddos, etc. By replacing the IP, it may be possible to circumvent the attack by locating the attacked site, but the service will be interrupted for a long

In the previous blog (http://cloudapps.blog.51cto.com/3136598/1708539), we described how to use Apache's module Mod_evasive to set up anti-DDoS attacks, in which The main prevention is the HTTP volume attack, but the DDOS attack way, a lot of tools,

1, retrieving the same line for a specific character, for filtering points some command line header descriptionAdvanced Policy Firewall (APF)2,d (Dos) deflatehttp://deflate.medialayer.com/Installationwget Http://www.inetbase.com/scripts/ddos/install.