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Network Detection and Response
Yesterday, Krebs had a story about residential proxy services running on the White House LAN - https://krebsonsecurity.com/2026/11/want-to-rent-an-internet-address-at-the-white-house/ How would you detect that a client within your network is running a residential proxy, alert on this, and also to block, both inbound and…
Hello, The goal is to set up dedicated video conferencing kiosks, restricted via web access control. The issue is that Teams remains blocked. I cannot identify which category is causing the block. I am able to reach the following page: https://teams.live.com/dl/launcher/launcher.html?url=%2F_%23%2Fmeet%2F93343604XXXX…
Hello m290 + fw 12.12.3 This works great matching mail server hostnames The proxy examines the initial HELO/EHLO responses when the SMTP session is initialized. The default rules for the SMTP-Incoming proxy action make sure that packets with greetings that are too long, or include characters that are not correct or…
I'm looking to potentially block a small handful of external IP addresses to prevent traffic from those addresses traversing inbound via our Firebox. Is this best done via the WebBlocker app?
Hi We are setting multiple routeur from ISP on our firewall to provide multi wan access (with failover) but i have a question : but default router are configurer by ISP with IP 192.168.1.254 I set up IP from interfaces connected to as External with an ip like 192.168.1.250 for the first, 251 for the 2nd, etc but, can…
Hi all, Model M270 Version 12.11.4.B722644 I am looking at setting up SAML authentication on one of our firewalls, as a test for a wider adoption. I have followed all the steps in this process: https://www.watchguard.com/help/docs/help-center/en-US/Content/Integration-Guides/General/azure-saml_ssl-vpn.html Everything looks…
Hello, One of our developer workstations freezes several times a week since early October. It runs Windows 11 25H2 with 32 GB RAM and protection 8.00.26.0012. During an episode, file access is blocked and services time out. Then "NanoServiceMain: Service stopped" appears in the log and the PC recovers. We have had about 25…
Is it possible to use IKEv2 VPN with an IPv6 address on the external interface? I use IPv4 on the internal interfaces and in my home office and would like to tunnel IPv4 traffic via the IPv6 VPN connection. This is necessary because more and more Internet service providers are using Dual-Stack Lite or Carrier-Grade NAT and…
Hello, We are currently evaluating a WatchGuard Firebox M495 as a possible replacement for our existing firewall. One of our requirements is to provide our external SOC's IDS with visibility into VPN traffic passing through the firewall. For this purpose, we need to send a copy of the relevant VPN traffic to a physical…
I have been trying (unsuccessfully, obviously) to suppress some clutter from the logs and now call upon the gurus here. The solutions must be without the aid of subscription licensing (such as DNSWatch). Why? My reasons. The problem devices are all wireless. I am using a DNS-Proxy to prevent a wireless device from…
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