An open source router built for security
Secure Networker

Home routers are known for weak security. Turris Omnia is an attempt to build a better router through the power of open source.
Hundreds of Internet routers inhabit the IT consumer marketplace. However, the little boxes that connect our home or work offices to the Internet are continually causing a stir. At the end of November 2016, 900,000 customers of a German telecom company were cut off from the Internet for hours – and even for days – because the Speedport router supplied by the company fell victim to a denial of service attack.
Strangely enough, the attack was not even intended for the routers. Instead, the attackers wanted to penetrate the vulnerable remote maintenance interface of a completely different device type. In order to exploit an existing vulnerability of the targeted routers, and thus integrate them into a botnet, the attackers indiscriminately flooded the Internet with port-knocking packets to open a communication channel to the affected systems.
An investigation revealed that the company had left port 7547/TCP wide open on the devices; customers had warned the company as early as 2014 of this potential and completely unnecessary vulnerability, but for whatever reason, many devices were still vulnerable.
[...]
Buy this article as PDF
(incl. VAT)
Buy Linux Magazine
Subscribe to our Linux Newsletters
Find Linux and Open Source Jobs
Subscribe to our ADMIN Newsletters
Support Our Work
Linux Magazine content is made possible with support from readers like you. Please consider contributing when you’ve found an article to be beneficial.

News
-
Linux Kernel 6.17 Drops bcachefs
After a clash over some late fixes and disagreements between bcachefs's lead developer and Linus Torvalds, bachefs is out.
-
ONLYOFFICE v9 Embraces AI
Like nearly all office suites on the market (except LibreOffice), ONLYOFFICE has decided to go the AI route.
-
Two Local Privilege Escalation Flaws Discovered in Linux
Qualys researchers have discovered two local privilege escalation vulnerabilities that allow hackers to gain root privileges on major Linux distributions.
-
New TUXEDO InfinityBook Pro Powered by AMD Ryzen AI 300
The TUXEDO InfinityBook Pro 14 Gen10 offers serious power that is ready for your business, development, or entertainment needs.
-
Danish Ministry of Digital Affairs Transitions to Linux
Another major organization has decided to kick Microsoft Windows and Office to the curb in favor of Linux.
-
Linux Mint 20 Reaches EOL
With Linux Mint 20 at its end of life, the time has arrived to upgrade to Linux Mint 22.
-
TuxCare Announces Support for AlmaLinux 9.2
Thanks to TuxCare, AlmaLinux 9.2 (and soon version 9.6) now enjoys years of ongoing patching and compliance.
-
Go-Based Botnet Attacking IoT Devices
Using an SSH credential brute-force attack, the Go-based PumaBot is exploiting IoT devices everywhere.
-
Plasma 6.5 Promises Better Memory Optimization
With the stable Plasma 6.4 on the horizon, KDE has a few new tricks up its sleeve for Plasma 6.5.
-
KaOS 2025.05 Officially Qt5 Free
If you're a fan of independent Linux distributions, the team behind KaOS is proud to announce the latest iteration that includes kernel 6.14 and KDE's Plasma 6.3.5.