Extension: exe

alg.exe

 
 
alg.exe

Alg.exe stands for Application Layer Gateway service. Its a system process which is used to provide network access to any program, including the operating system. Typically, it is not recommended to end this program via the task manager, as you will lose all internet connectivity until next the computer restart or Windows login. 
The alg.exe executable allows applications (such as IM clients, RTSP, BitTorrent, SIP, and FTP) from a client computer to dynamically utilize passive TCP/ UDP ports in communicating with known ports on a server. This file lets access certain aplications to access the computer through the firewall.

What will happen if I will delete alg.exe?
If you will delte alg.exe you will block comunication ports, or, for advanced users, you will open numerous ports on firewall and create vulnerability for the system. Computer will be prone to threats.

Alg.exe is associated with Application Level (or Layer) Gateway Service and NAT (Network Address Translation), and it is needed to supplement the firewall protection of a network.
Alg.exe is a system process, it is a safe file and does not pose any threat. 

WARNING!!!
Some parasites, including BraveSentry, started to use the alg.exe name to hide their processes. You should perform a system scan with free SpyHunter or SpywareDoctor spyware scanner or other reputable spyware remover to check for parasites using alg.exe process if you are in doubt of its legitimacy.

alg.exe is typically located in "C:\WINNT\SYSTEM32\" on Windows 2000 and "C:\WINDOWS\SYSTEM32\" on Windows XP.
If the file alg.exe uses another path, it could be a spyware parasite, a trojan, a worm or a virus! We strongly suggest scanning your system with a spyware remover to avoid further infections.

"RECOMMENDED ACTION BY PC MAGAZINE: If a third-party firewall warns you that ALG.exe wants access, check to make sure you're not double-firewalled. If you are, disable ICF. If you are using neither ICF nor ICS and are warned that ALG.exe is trying to access the Net, deny it. A Trojan horse or worm may be trying to use it as a backdoor." [source]

alg.exe is an executable file which, in case of a malicious infection, starts a parasite or launches some of its components. The most popular parasite to use alg.exe for malicious purposes is Brave Sentry. If you have doubts about the functionality of alg.exe, you should scan your system with a reputable spyware remover.

verdict - status of the file:

diagnosis required
2-spyware.com research center gathers and checks all information related to alg.exe. We ask ourselves the questions like: Do this file pose a threat? Does the filename is exploited by Malware? and other. The final status of the file is purely our opinion.
DIAGNOSIS REQUIRED status means that this filename is exploited by the viruses. There can be the
dangerous file with the same name as the safe file. Use the Advice below:

Advice:

If your Computer seems Sluggish, or you see some unwanted Advertisements, redirects to the strange websites, then we recommend you to scan the system with reputable anti-spyware program. Do some FREE scan tests and you will see if there are some unwanted applications, whitch might be responsible for the tab stability of the system.
We might be affiliated with any product we recommend on the site. Full disclosure in our Agreement of Use.
By Downloading any provided Anti-spyware software you agree to our privacy policy and agreement of use.
SpyHunter is a recommended tool to scan your system for possible threats and crappy software. The trial version of the product will find harmfull applications in your system
STOPzilla
Malwarebytes Anti Malware
XoftSpySE Anti Spyware
Defender Pro Ultimate
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Phone Support
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Information added: 2004-03-19 10:00:00
Information updated: 2012-11-09 09:22:55

Removal guides in other languages

Additional resources related to alg.exe:

Attention: If you know or you have a website or page about alg.exe file, feel free to add a link to this list: add url
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Guest.
hey, folx, thanks for your efforts and investments of time and knowledge, but please get someone to proof.

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