What is alg.exe?

alg.exe is part of Microsoft® Windows® Operating System and developed by Microsoft Corporation according to the alg.exe version information.

alg.exe's description is "Application Layer Gateway Service"

alg.exe is digitally signed by Microsoft Windows Component Publisher.

alg.exe is usually located in the 'C:\WINDOWS\System32\' folder.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

Vendor and version information [?]

The following is the available information on alg.exe:

PropertyValue
Product nameMicrosoft® Windows® Operating System
Company nameMicrosoft Corporation
File descriptionApplication Layer Gateway Service
Internal nameALG.exe
Original filenameALG.exe
Legal copyright© Microsoft Corporation. All rights reserved.
Product version5.1.2600.5512
File version5.1.2600.5512 (xpsp.080413-0852)

Here's a screenshot of the file properties when displayed by Windows Explorer:

Product nameMicrosoft® Windows® Operating System
Company nameMicrosoft Corporation
File descriptionApplication Layer Gateway Service
Internal nameALG.exe
Original filenameALG.exe
Legal copyright© Microsoft Corporation. All rights..
Product version5.1.2600.5512
File version5.1.2600.5512 (xpsp.080413-0852)

Digital signatures [?]

alg.exe has a valid digital signature.

PropertyValue
Signer nameMicrosoft Windows Component Publisher
Certificate issuer nameMicrosoft Windows Verification Intermediate PCA
Certificate serial number6102307e000000000006

Other files also named alg.exe

alg.exe (10 votes)

TCP/UDP Listening Ports [?]

alg.exe has been reported to listen on the following TCP/UDP ports.

PortProtocol# Occurrences
1040TCP v41

Hashes [?]

PropertyValue
MD5190cd73d4984f94d823f9444980513e5
SHA25693a32c2495cca094f768ba707c74da5c00b8a88a9236dd1a297439a7c2e6c6fa

Error Messages

These are some of the error messages that can appear related to alg.exe:

alg.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

alg.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.

Application Layer Gateway Service has stopped working.

End Program - alg.exe. This program is not responding.

alg.exe is not a valid Win32 application.

alg.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.

What will you do with alg.exe?

To help other users, please let us know what you will do with alg.exe:



Malware or legitimate?

If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.

Please select the option that best describe your thoughts on the information provided on this web page


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Comments

Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.

I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.

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