at t network based firewall

Linux-based Router and firewall configuration Author: He liqiang With the increasing popularity of Internet applications, free network operating system Linux has attracted more and more network enthusiasts. Through simple installation, people can obtain multiple network services provided by Linux, such as domain name services, email services, and anonymous FTP services. It also provides the xwindows Sys

Project requirements:1, the use of Linux iptbles as an access firewall, the default release so access to the port of 802, visitors through the http://x.x.x.x access to the firewall authentication system, the login operation of the account, at the same time the system to the user-bound mobile phone to send verification code, user information and SMS Verification Code authentication success, the page return l

, but that to the internal client one set, the workload is very large, and easy to be tampered with. So It is convenient and secure to do so on the ASA firewall. in the ASA , the URL of the filter statement, the definition of the type, the name of the type must not mess up, chaos will be finished. I hope you will be more careful and check. OK! Experiment Done! This article is from the "Blue Bird Technology Group @ wei" blog, please be sure to keep th

URL filtering based on ASA firewall The following describes the experiment procedure. You only need to disable the routing function on SW1 and SW2. The following is an operation on the ASA firewall to start the startup-config configuration file of ASA.Configure the IP address of the ASA firewall, set the corresponding

ObjectiveNGX_LUA_WAF is a Web application firewall based on Lua-nginx-module (openresty)GitHub Address:HTTPS://GITHUB.COM/LOVESHELL/NGX_LUA_WAF1 , use:Prevent SQL injection, local containment, partial overflow, fuzzing test, XSS,SSRF and other web attacksPrevent file leaks such as svn/backupsAttacks against stress test tools such as ApachebenchMask Common scan hack tool, scannerNetwork requests that mask ex

policy-map ( policy map ), associate Class-mapCiscoasa (config) # policy-map type Inspect HTTP httppolicy// establish policy map. Ciscoasa (CONFIG-PMAP) # class Httpclass//Call the class map that has been done to check http headers. Ciscoasa (config-pmap-c) # drop-connection Log// discard and log logs. Ciscoasa (config-pmap-c) # Policy-map Insidepolicy// The Access control list is manipulated to define the appropriate policy. Ciscoasa (CONFIG-PMAP) # class Aclclass// Call the Access control lis

Firewall-based Easy VPN configuration process Objective: To enable a client on the remote Internet to access internal resources of the LAN through an encrypted tunnel by making Easy VPN on the gateway ASA firewall device.The following figure shows the experiment topology. R1 is a router inside the lan. C1 connects to the VMnet1 Nic and uses the Windows 7 operatin