With the latest Android update, they removed iptables so that one cannot use a firewall. With the next update they are introducing read-only file system so that one cannot use a free operating system on Android anymore… Very heavy-handed moves from gevilcorp
the article needs update as part of the software of Signal’s servers became closed-source in December 2021 and the founder stepped down as CEO of the company he built in January 2022…
https://www.intezer.com/blog/research/new-linux-threat-symbiote/