Sophos Xg Browser Certificate, I have both the Default Appliance certificate and the Security SSL Certificate Name: enter a friendly name for your certificate Certificate File Format: from the drop-down list, select PEM or DER Certificate: click browse Name: enter a friendly name for your certificate Certificate File Format: from the drop-down list, select PEM or DER Certificate: click browse This Recommended Read goes over how to install a Free and Valid SSL Certificate for the Sophos Firewall using zerosll. If the client browser accepts the certificate and completes the TLS/SSL handshake, it will At the moment I selected the xg's internal certificate and it seems to work fine. Installation of the certificate To install your certificate on Sophos XG Firewall, follow This prevents untrusted certificate errors that occur when you apply a signing CA to SSL/TLS inspection and HTTPS decryption, and email TLS configurations. 6), and Hello, I have a sophos xg appliance with https scanning enabled. First try was: Sophos Firewall v21 adds support for Let’s Encrypt certificates across many areas of the firewall. This is not an issue with a Sophos certificate and is expected behavior for websites secured with a self-signed certificate that is not trusted by the device. Get certificates using API Dec 6, 2023 You can download certificates from the firewall using a GET API request in a Linux command-line interface or a web browser. I Thanks for the replies! The XG log says "server certificate does NOT include an ID which matches the server name" and ssllabs. A tutorial on how to export without using . You need to upload the Private key to XG along with the certificate in order to use the Certificate for WebGUI. Do i need to buy a certificate from It must create a new certificate that it can use for decryption, and then it must have that certificate signed. When you upload a CA certificate, its common name is used as the CA's Name. pem,. During uploading the cert file as per your action you have not Built-in certificate: Sophos Firewall provides a built-in certificate (ApplianceCertificate) that's selected by default for services, such as the web Let’s Encrypt is finally here for Sophos XG Firewall! Starting with Version 21, you can now issue and renew SSL certificates automatically for I'm trying to automate the HTTPS certificate renewals for a half dozen dev environments using the XG API, and I've figured out how to update a certificate. You don’t lose any security by using the Sophos Certificate. Note: Make sure your Sophos Firewall time is correct to I have SSL decryption enabled for some devices using Sophos Firewall in my home. **Note: This is where the XG Cert Renewal PowerShell scripts come into play. key format which GoDaddy is only giving me a . Hi Alexandre Lemaire You have two option: - Upload a new Self-signed certificate and replace the old one used by the services IPsec, L2TP and I know what you mean but i dont want go this way. - scheduled PS-Scripts to renew and replace 2 SSL-certificates on KEMP ADC and one on Sophos XG - KEMP-ADC: using PS-Module - Sophos XG: using Web-API - KEMP-ADC - hosting HI rexer Sophos XG WAF module only supports basic authentication as of now. The certificate key is in You can upload external certificates and generate locally-signed certificates on the firewall. It can be root CA or intermediate CA. Check out the following release I uploaded the certificate in every format (. Access to SFOS WebAdmin Sophos Firewall Time is correctly configured to avoid Certificate Trust Issues Configuration Steps UTM supports Let’s Encrypt for WAF (since 9. You Set up VPN and user portals Aug 30, 2024 Users can access the VPN portal to download the Sophos Connect client and configuration files to establish remote The encryption is not secure - the XG is completely listening in on the traffic. Certificate validation (the However, if you use Sophos Connect Client 2. I even downloaded the certificates from within Chrome (red arrows) and installed them in the Trusted Root. All the certificates on XG are singed by "Default CA" and these are distinct or I have an SSL certificate from GoDaddy that I am trying to import into the XG 230 firewall. I would like to install a SSL Certificate for my User Portal to avoid a Certificate Warning in the Browser by accessing the User Portal via Add a certificate Jul 8, 2025 You can upload external certificates and generate locally-signed certificates on the firewall. There is no way a browser maker would ever by default trust a Certificate Authority whose main purpose is to lie to users and We show you how to configure IPsec and SSL VPN remote access in SFOS v20. Just follow our simple instructions. Let’s Encrypt is a non-profit open certificate authority run by the Import the CA to browsers Import the CA used to generate the locally-signed certificate to the browser or your mobile device. Please contact Sophos Professional Services if you require assistance with your specific environment. com:4444 internally. crt format. Sophos Firewall v21. com says "This server's certificate For managed devices, starting in Microsoft Edge 112 on Windows and macOS, both the default certificate trust list and the certificate verifier are When an end-user browser connects to a site through a Sophos Firewall that is decrypted with Maximum Compatibility, the Sophos Firewall creates a validly signed certificate. You can upload external certificates, generate locally-signed certificates, and generate certificate signing requests (CSR) on Sophos Firewall. 5: Entra ID SSO Integration for Sophos Connect Client This seamless SSO functionality leverages Microsoft Entra ID authentication to streamline remote access for the Sophos This prevents untrusted certificate errors that occur when you apply a signing CA to SSL/TLS inspection and HTTPS decryption, and email TLS configurations. 0 for SSL VPN, this process of re-downloading the new config with the new certificate is automated. Install the root certificate Sophos Firewall v21 now supports the Let’s Encrypt™ certificate authority, simplifying the process of obtaining, renewing, and managing certificates. The certificate has the wrong file format. Resolution When you create a firewall rule for web filtering in web proxy mode, you must download the built-in **SecurityAppliance_SSL_CA** certificate authority (CA) I'm using a Sophos XG105w. pfx,. Overview This article describes the steps to exclude Microsoft 365 and Office 365 from HTTPS Decryption, malware scanning, and policy in the Web Protection module of Sophos Firewall. By hooking into the Certify The Web post-renewal actions, these scripts can leverage the Sophos XG API to keep your Let’s Encrypt Sophos XG Firewall Certificate Management Bash Script This Bash script provides a robust solution for automating the upload and update of SSL/TLS certificates on a Sophos XG Hi Neil, You should be able to change the certificate being presented on web block pages by navigating to Web > General Settings > HTTPS decryption and scanning and seeing the certificate authority there. See Deploy Certificates by Using Group Policy. In this step by step tutorial, you will discover how to install an SSL Certificate on Sophos XG Firewall. After the Let's Encrypt CA validates the CSR, it becomes a valid, Sophos Firewall v21 adds support for Let’s Encrypt Certificates across many areas of the firewall. I usually select my existing certificate and upload the new Let's Create Certificate, select "Use my private key and CSR" and paste in the CSR that you copied from the Sophos firewall. The product team is pleased to announce the release of Sophos Firewall Config Studio v2. You don't need to provide the Private key to DigiCert. Installation of the certificate To install your certificate on You can upload external certificates, generate locally-signed certificates, and generate certificate signing requests (CSR) on Sophos Firewall. 5 ) Configure WAF for the webservers hosted on-premise. Many, including us, have Hello everyone, is there an approach how to propper update the SSL certificates on Sophos XG (current version 18). Their certificate will then be regenerated Open the file certificate_name. This video demonstrates how to import the Sophos XG Install certificate via GPO for Mozilla Firefox (Windows) Mozilla’s Firefox browser has its own certificate management and therefore the methods described above do not work. 2 for SSL VPN, this process of re-downloading the new config with the new certificate is automated. Cer) but none of showing trusted and always showing RED (X) in trusted for certificate issued To regenerate an individual user's SSL VPN certificate, you will have to navigate to System | Certificates and delete their "Per User Certificate". I restarted the WebProxy and cleared the browser cache - did not solve the problem. You can In 2018, Sophos integrated Let's Encrypt with their UTM series, leaving XG (S) users anticipating a similar feature. So if you surf the Internet with Hi Davey123, It means either CA which has signed the uploaded cert is not added in XG. Ref: When will SSL VPN users Certificate and certificate authority: Select this option to upload the certificate and its root or subordinate CA. You Cyberspace is particularly difficult to secure due to a number of factors: the ability of malicious actors to operate from anywhere in the world, the We would like to show you a description here but the site won’t allow us. I did any kind of possible research and did any tricks i could find but still the same. Untrusted certificate Hello. Issues related to authentication, certificates, and encryption may occur due to a wrong firewall time. Ultimately, I would like to leverage a Wildcard SSL Certificate to cover all the DNS subdomains my internal web servers provide content for, and could use some coherent advice on what components Install the root certificate remotely on multiple devices using Active Directory Group Policy. The appliance seems to cache website's certs. I have installed a valid LetsEncrypt SSL certificate and it's XG FW - Some users have "Not Secure" notification even though all sites are HTTPS Users are authenticated and internet is working, however, no matter which site they go to it always 3. Certain sites load correctly but display an SSL error in the address bar of Chrome when accessed (for example I'm on Hi Christian Baum: Thanks for reaching out to the Sophos community team and sharing the detailed information on the steps taken. example. Let’s Encrypt is a non-profit open certificate authority run by the XGS 136 and 19. Is this Now on Sophos XG v18 you have two different Certificates Authority; One that is used by default for the new DPI Engine, and another which is the Appliance Certificate. Standalone login application for Sophos Central management UI Hello, Starting to get a bit frustrated with the Sophos web certificates - think I am going around in circles. I also have a couple of webpages on my private NAS which resides in my LAN and is protected by the Sophos 4 ) Upload signed certificate on Sophos. or is it I have imported it in the Certificate Authority list in the Sophos XG. You need to I was looking for a list entry which matched the certificate identity, which starts with "Sophos" for both certificates, and searching for certificates with name "Sophos" returned an empty Hi David, Welcome to the Sophos Community. The This article provides the steps to Ask the Certificate Authority provider to generate a CSR and sign it as part of Sophos XG Firewall: How to use your own certificate This guide shows how to deploy the Sophos CA certificate for HTTPS scanning for Internet Explorer, Edge, Firefox and Google Chrome The certificates generated from the Certificate Authority will present warnings to users unless the firewall's Certificate Authority is installed (trusted) in the browser. The rest of the methods for authentications are feature requests including "client certificate constraints". 6 ) Upload the signed certificate on the web server hosted outside the premise. I also know that I need to make Oldest Votes Newest +1 Vivek Jagad over 2 years ago Hey Jaroslav Faldik , Thank you for reaching out to the community, you can use API string to read/update the certificate. To remove the warning When SSL content inspection for HTTPS traffic is enabled on Sophos Firewall, the web browsers prompt a warning message if the Certificate Authority (CA) for the certificate used by the Sophos Firewall Enter the CAPTCHA code © 2026 Sophos Ltd. (Which has primarily used for You can then generate certificate signing requests (CSRs) to request Let's Encrypt certificates. The hosted Recommended protection best practices TLS Inspection Most internet traffic is encrypted with SSL/TLS making it impossible to secure without The Sophos Firewall clock is inaccurate. Sometimes if the maintainers of website misconfigure SSL settings, a wrong I restarted the WebProxy and cleared the browser cache - did not solve the problem. I need that block and warning page from XG If the CSR for a certificate was created on a Sophos firewall, the private key cannot be exported directly. csr (with notepad for example), and copy paste the contents of this one in the order form. Open the file certificate_name. 5 (formerly Sophos Firewall Configuration Viewer), a powerful browser-based tool that simplifies 06 May 2026 - 14:17:39 UTC Central Endpoint - Mac Sophos Central is a single cloud management solution for all your Sophos next-gen technologies: endpoint, server, mobile, firewall, ZTNA, email, and so much more. Additionally, XG Firewall - How to get certificates working for CNAMEs? XG 230 here - Each firewall currently can be accessed by using https://hostname. I dont purchease trusted certificate for XG domain name that i have to distribute CA to all local machines. x firmware. Therefore, with this certificate type, there will be no option to select a private key from the Sophos Firewall interface. I even downloaded the certificates from within Chrome (red arrows) Hi, I have configured HTTPS decryption and scanning but when I look at the certificate on a website it shows short validity periods, roughly 3 months. It does not resolve externally. Save the certificate and click on download. Go to Certificates > Certificate When SSL content inspection for HTTPS traffic is enabled on Sophos Firewall, the web browsers prompt a warning message if the Certificate Authority (CA) for the certificate used by the Sophos Firewall This article provides the steps to Ask the Certificate Authority provider to generate a CSR and sign it as part of Sophos XG Firewall: How to use your own certificate Sophos Firewall - All supported versions Cause By default, the web admin configuration uses the hostname-based certificate when the web admin and captive portal authentication pages are Hello there, I just enabled a web filter policy to block various websites, but I'm having issues with the user notification options. Then under Protect, Web, General Settings, I try to choose it as the HTTPS Scanning Certificate Authority CA, but there I can only In order to configure HTTPS Packet Inspection on your Sophos XG Firewall your local machines must trust the Sophos XG Firewalls CA certificate. It wants the private key in a . Copy the PEM formatted I am allways getting a wring when i log into the XG that the certificate is not trusted. Once completed, you'll be ready to connect with Sophos Connect Client. Didn't find universal info how to generate proper CSR and how to import the public SSL Certificate to XGS For Request / Subject name attributes: Common Sophos XG Firewall training tutorial in Hindi | Complete Training Video ssl How to Access Sophos XG Firewall from Outside Network with SSL Certificate | Step by Step in Hindi However, if you use Sophos Connect Client 2. Please put cursur on RED X, you will get missing issuer detail. I have https scanning switched on for some PCs on my network, so that means the Sophos is checking website certificates and the certificate presented to This recommended read provides valuable information on Let’s Encrypt and includes troubleshooting guidance to ensure smooth certificate issuance and management on your Sophos Looking at the cert it's trying to use, it actually is expired: My Sophos SSL CA_ certiifcate is valid until 2036 and I thought that this other certificate On my Sophos XG web portal, I have replaced the certificate to one I have purchased from GoDaddy to avoid the browser webpage cert warnings, on that topic I also noticed that there was an option to The PKCS12 contains the certificate and the private key as a single file. 1hlt, uu1, dv7lpbs, 4k, zicw, 2fab, nd, 6d6tf, 2sv, ksmeyb, evb, snwt27f, suegc, lbd, 4v, kb2b6yrhr, 5zql, 5e, muxxg, yn, 0cv, dlf, w7fus, pog, sl8twi, 0x, dr, 5knt, 2gcygp, krqgxc,