Hello, I am running with Sophos XG210 (SFOS 19.0.1 MR-1-Build365) . There is Request Entity Too Large error is still existing when I download file larger than 1 MB from WAF protected website. Here's the error message. ========================…

Good morning community, I have a problem with WAF after a migration from XG230 to XGS2300. It was a XG230 HA cluster which I disbanded before the backup and only backed up one firewall. I imported this backup into a new XGS2300 and again formed a…

I've got 2 web servers on different local IP. Both IIS. (x.x.x.7 and x.x.x.21) I've done 2 waf rules on firewall but i've got a DNAT on HTTP direct connect to 1 server (x.x.x.7) It is necessary have DNAT rules (loopback and reflexive also)? Infact…

Hello everybody, Is there anyone who has a step by step guide on making RDS Web and Gateway work using WAF rules. I have been trying to get this to work for more than a day now and I can't get it to work. My setup for now is RD Sessionhost, RDWeb…

Hi, we have a web server with a public IP. Let's say the IP is 123.123.10.1/28. The gateway of this server is a network interface of Sophos XG, lets say 123.123.10.14/28 (we are autonomous system, we have several public IPs). How can I protect the web…

Hi, I'm trying to use Web Application Firewall to protect web servers behind NAT. Currently I have configured firewall to accept HTTP traffic and forward it to internal server. So my question is, in case of WAF, is NAT required to exist or it's automatically…

Hello everyone I have deployed the Firewall for quite some time now. Recently I noticed problems whilst uploading Files to my Synology NAS which sits behind a WAF. After some short research I found that everytime certain Files are tried to upload the…

Hi On a Sophos XG with "Web server protection," we host a website (WAF). Now that http/2 is available, our contractor wants to make adjustments to our website. He inquired about the WAF's support for http/2 and whether that was OK. Only the fact…

Hi I have a new ADFS 2019 system behind a WAF on XG. The external tests keep telling me it has Strict Transport Security (HSTS) off. Is there a setting on the XG that affects this when putting a local server behind the WAF or have I missed something…

Hi We're hosting a Website behind the "Web server protection" (WAF) on a Sophos XG. Now our contrator is planning to update our website to use http/2. He asked if that is ok and whether the WAF support http/2. I only found information about Sophos…

Hello all. I'm trying to add a new "Protection Policy". When I fill in everything and press "Save"... nothing happens. I think the "Save" button goes from a dark blue to a lighter blue, but nothing saves, no messages, no refreshes, nothing. No feedback…

Hello, I'm having some trouble wit the webserver protection for an Exchange 2016 Cluster. We're running a brand new XGS3300 firewall cluster in our datacenter with 10 Gig internet connection. I've configured only IPS rules for the Exchange Webserver…

Hi there Last week, my wildcard certificate expired. No biggie. Got a new one, imported it into the firewall, everything ok. When I selected the new certificate in my WAF rules, I was able to save this configuration and expected the firewall to use…

Hello everyone, is Sophos WAF okay with redirecting http://wwww:aaa to https://wwww:aaa ? It seems to be okay with default http and https ports, but not working with non-default ports

Hi, I'am lokking for some help to come over a problem with Exchange 2019 and WAF with static URL hardening. I use this poular documentation here: https://www.frankysweb.de/sophos-xg-18-webserver-protection-und-exchange-2019/ and it did not work as…

hi i have two server using https mail server and web server when i want to access from outside to the sever web it load always the mail server, and when i change port to 80 it work but i want to use https for web server. pls any help i have sophos…

Hi guys I have a general and maybe basic WAF / reverse proxy question: I do use some ressources from WAN-side by setting up a "simple" Firewall and DNAT rule to port-forward these ressources. Clients that match the firewall rule have access by calling…

Hello We're trying to use a Webserver behind web server protection (Sophos XG) where clients have to authenticate themself with a certificate. We're able to reach the Website and we can authenticate with username and Password. But, however, our clients…

Hi, my website got some serious attacks from different locations. Can I secure my website with Sophos Firewall? My site url is https://www.autoreinigung-noack.de/ . Any help will be appreciated

Hello everyone. I have enabled a WAF protection policy on my website. And now I have some WAF anomaly. Problem is I can't find the reason of the anomaly. Here is the log that I have in the log viewer : 2022-06-18 12:00:41Web server protectionmessageid…

Hi to all, We have configured WAF for WEB Protection Rule but when a operator try to upload news content on web upload the Sophos XG Denies to upload news content to published, see the denied log. /Media/InsertContent/11224 WAF…

Hello Community, we had the problem with the WAF of our firewall. We cant sent mail with a attachement size over 1MB. My collegue Denis Neugebauer find a solution in some other forums. Here is the solution (in German -> use DeepL.com): # Vorwort…

I'm getting following error in WAF-log: ModSecurity: Request body no files data length is larger than the configured limit (1048576) Is there a new switch in gui or command line to increase 1 MB limit in V19? There were forum posts some years and…

Hello everyone , I have a problem with my WAF rules. It no longer works, the problem happened all of a sudden without me changing anything on my configuration. Only forward port rules work correctly. I have already rebooted my router. I even deleted…

Discovered a scenario that I can't get working in Azure, which seems like a limitation on the XG. We setup a policy-based VPN to one of our customers which needs to access one of our web-apps. The customer requires that RFC-1918 is not used in VPN traffic…