Linux is the most-used operating system on Internet routers, but a recent study from Fraunhofer FKIE has shown that these devices are running extremely old and potentially insecure versions of the Linux kernel. Source: [url=https://mybroadband.co.za/news/security/387400-your-old-home-router-is-probably-vulnerable-to-hackers.html]Your old home router is probably vulnerable to hackers[/url]