From the name of the download server you can see, that the Sophos UTM is the former Astaro Security Gateway. Three years ago Sophos acquired the German firewall company Astaro, located in Karlsruhe - which was the visionary in Gartners magic quadrants in 2009/2010. The Sophos UTM is free for personal and home use.

Sophos Web Security and Control Test Site This test site contains pages classified by SophosLabs for the purpose of testing our web security and control products. Note that some pages are classified as potentially offensive or dangerous however the page content itself should be considered safe for viewing in all circumstances. Strange issue with Sophos UTM Web Protection - Web Have a cool product idea or improvement? We'd love to hear about it! Click here to go to the product suggestion community Sophos Cloud Optix Security with Automated Discovery

Sophos UTM: How to change the HTTPS Proxy CA certificate KB-000034289 11 29, 2018 11 29, 2018

Sophos Web Content Filtering Reviews & Ratings 2020 Oct 09, 2017

Sophos Appliance Public IP: 162.254.X.X Sophos Appliance Internal IP: 192.168.1.1 * Web Server Internal IP: 192.168.1.11 Reserve an additional public IP address The first step is to reserve an additional public IP address to separate the core services provided by the UTM (user portal, SSL VPN, etc) from the Webserver Protection feature in order

An Exercise in Frustration: Fine Tuning the Web Filter in Mar 19, 2015 Sophos Central: Guide to configuring Web Filtering on Nov 05, 2018 Sophos UTM vs Sophos Web Content Filtering | TrustRadius