Important note about SSL VPN compatibility for 20.0 MR1 with EoL SFOS versions and UTM9 OS. Learn more in the release notes.

  • Sophos Firewall: How to Block Whatsapp Video call

    Disclaimer: This information is provided as-is for the benefit of the Community. Please contact Sophos Professional Services if you require assistance with your specific environment. ______________________________________________________________________________________________________________________________________…
  • Google Meet Issues

    Hi All, Spent weeks with "support" to get Google Meet recordings to reliably work but haven't got anywhere, the final straw for me was after nearly 20 hours across multiple phone calls they asked me to reboot the firewall, despite a reboot being carried…
  • Behaviour of Application Control

    Good Monring, I've an XGS v19.0.1 and want to set an Application Filter (AC) on top of existing Firewall rules. But i'm not sure if i'm understanding how this mechanism is working. My fw-rule is from "serveral internal zones" with "several defined…
  • Block computers from updating windows

    I have created a rule and applied it to a policy but still not blocking. I have attached screenshots of the rule i created and the policy i applied it in.
  • Sophos XGS 4300 application control can't block specific games like mobile legends

    Sophos XGS 4300 application control can't block specific games like mobile legends. Below are the screenshot of the configuration: Thank you,
  • Category of ip address of Anydesk

    After applying Decrypt and scan https, anydesk not working, can u pls provide the Category of ip address of Anydesk, also explain the configuration method
  • Internet and Reporting issue with XGS87

    I have encountered a remote case with this firewall, the setup and issue is as follows: Firewall model: XGS87 Firmware: SFOS 19.0.1 MR-1-Build365 This is a new firewall that we have deployed. Before installing this firewall the customer faced no…
  • How to block Squid Proxy using Application Control?

    Hi guys, How to block Squid Proxy using Application Control? Few applications like Hoxx VPN use Squid Proxy over port 80/443 to evade detection. Regards
  • application filter events

    Hey, since we installed Sophos XG we are getting a loads of app filter events regarding GaduGadu Messenger application. Strange is that this traffic is comming from almost all users and its like 100-1000 events per few minutes. Ofcourse nobody is actually…
  • How to write custom IPS signatures for blocking applications?

    Hi guys, How to write custom IPS signatures for blocking applications? I have found a few VPNs which are not on the application control list and I would like to block them. Regards
  • TikTok Application Control

    Helo I realy dont know how sophos still dont have an TikTok App Control. This app its terrible for productivity and bandwidth. Can you please add TikTok to Application Control? How can i block this app?
  • XG Custom IPS Signatures: Proper Syntax/Capabilities/Usage Question

    So, while setting up IPS on the system, I want to *block* the usual badness including scanners, etc. However, I have regular vulnerability scanning done by US DHS/CISA as part of their Cyber Hygeine program, and they scan regularly. As such, using scanner…
  • Sophos Firewall: How to create an exception in application filter

    Disclaimer : This information is provided as-is for the benefit of the Community. Please contact Sophos Professional Services if you require assistance with your specific environment. Table of Contents Overview What to do Overview …
  • Agrab

    Hi, Im starting to get "SCAN Zgrab Scanning Attempt Detected" alerts, I understand who would use these, however how do I stop the alerts as they are ~+ Im sure
  • Block Youtube

    Good day I have a challenge with blocking youtube. Initially the rule was working fine and all of the sudden users are able to access youtube. i can block other site but youtube keeps working. i have just upgraded the sophos firmware to SFOS 19…
  • Regarding adults, contained in the application category

    Dear Team, As we checked and tried to deny some adult-containing sites on Sophos firewall, with the help of a website, we were able to deny that website, but in the application category, we were not observing any adult-related application, so kindly check…
  • Sophos Firewall : Application filter recommended settings for better application detection

    Disclaimer: This information is provided as-is for the benefit of the Community. Please contact Sophos Professional Services if you require assistance with your specific environment. Table of Contents Overview CLI settings IPS-Settings…
  • application filter and web filter

    Hi, In lan network some user need wetranfer access but due to data privacy we dont give to share data upload access only download access so kindly give solution to resolve. model-XG210 version-18.5.4 Thanks Satya
  • Incorrectly Identified Applications - iCloud relay

    Hi, How do I report application traffic that is incorrectly identified - The below is being reported as personal network storage, when it's for iCloud private relay, and should therefore (I would ahve thought) be classified under proxy services…
  • XGS Firewall - Application Sync - SSL-Inspection - Rules?

    Hello Sophos Community, I got a Question about designing specific Rules for Applications that are very untransparent how they handle SSL Fingerprinting. Example: From: LAN Zone - From: Specific Host - With Application A (Application RULE 1) - To…
  • Version 18.5 MR4 Build 418 - Application filter "Facebook Video Playback" is not working anymore.

    BACKGROUD From FW version: Version 18.5 MR3 Build 408 - Application filter "Facebook Video Playback" is working properly. This means that in my organization Facebook is allowed to access but playing any videos within Facebook is not. ISSUE After upgrading…
  • Unable to block Socks5 Proxy

    Hi guys, I was testing if users could bypass the network restrictions using ShadowSocks. I created a server in Vultr and configured the Socks5 server. On the client side, I configured the Socks5 client. Added it has a proxy in Firefox. I am able to…
  • Unable to block Hoxx VPN

    Hi guys, I am unable to block the Hoxx VPN extension on firefox. I followed the Application filter recommended settings for better application detection ( https://soph.so/WtpQzU ). The application uses port 80/443 for VPN servers. Sophos XGS is unable…
  • Blocking Instagram app

    HI, I have the XGS126 and it's running the latest firmware 19.0, was trying to block Instagram app, so need some assistance as I created the application filter contacting streaming media category and linked it to a policy, yet the app is still workin…
  • zoom application restart in firewall network. works better in non-firewall network

    HI All Currently i am facing a issue with zoom application. This happens my xg210 firewall all of sudden rebooted to factory default condition and then restore to old backup. but after this incident my zoom application reboot automatically during…