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How is an application layer gateway different from a firewall?
a) How is an application-layer gateway (ALG) different from a firewall?
Why can't you forward a hotmail email from a computer where you can do that through a different computer using the same network?
It could be the type of browser/application you are using for this. Check your firewall settings on that computer.
What is web application firewall?
A network firewall prevents unlawful network access to your website. However, most website attacks are perpetrated via ports that must be kept open to allow legitimate HTTP, HTTPS and FTP traffic. This is where an application firewall is important because it inspects all the traffic and separates legitimate traffic from attack attempts against your website.Companies as Incapsula.com provides every web application, regardless of its size, with enterprise-grade Web Application Firewall, ensuring that the website's web application is safe and available.A web application firewall helps protect a website from illegitimate traffic
What is firewall system?
Firewall is a security system which acts as a barrier in protecting your system from untrusted network accessing your system. Any network that connects to your system must pass through the firewall, where it get filtered using the rules programmed in the firewall. The rules programmed in the firewall can be modified if wanted. There are three types of firewall methods. 1. Packet filtering - This mechanism contains packet filters. Packet filters scans the packets which contains data. 2.Application layer filtering- Application firewall controls the input, Output from any application or service 3.Proxy filtering- proxy filtering acts as a filters between the clients and the server system. Reference: personalfirewall.comodo.com
What is a firewall in the network?
A firewall is a wall that sets your computer on fire.
What is the typical relationship among the untrusted network the firewall and the trusted network?
Simply put, the untrusted network (IE: the internet) is on the 'outside' of the Firewall, logically separating it from the trusted network, which you want to keep safe. In this way, you can think of the Firewall as the outer gates of your protected network.
What is the purpose of an application firewall?
An application firewall protects an application for being penetrated by unwanted software. This unwanted software could be malicious and could do damage to one's computer.
Which is a firewall?
Firewall define by its name only firewall means the wall of fire. firewall act as a security gateway between two network(usually between trusted and untrusted network) . Basically firewalls depends on the manufacturer. Ike so many are their for example CISCO,JUNIPHER,CHECKPOINT and etc but in the current senario checkpoint firewalls are mostly in use because they are not so costly and also realiable. firewall also have three generations first is packet filter, second is application proxy and third and last is stateful inspection. these are the generation according to checkpoint and stateful inspection firewall invented by checkpoint byself. ( VIKRAM SINGH )
What devices on one network to communicate with devices on another network?
usally Firewalls config for comunicate to another network Firewall located in edge of network,firewall is a roter or a pc with a special software.
What is Application layer gateway services?
The Application Layer Gateway Service is a part of Microsoft Windows that provides support for third-party plugins. This allows the network protocols to pass through the firewall and contributes to internet connectivity sharing.
Which Firewall for PC Windows 7 ia also monitoring the Application layer?
The default Windows Firewall also monitors the Application layer
What is a hardware or software that protects a computer or network from intruders?
backup
