tor + pluggable transports
ubuntu_rolling_*_tor_*_obfs4proxy_*_webtunnel_*_snowflake_*
(Theubuntu:rolling
tag points to the latest release (regardless of LTS status).)ubuntu_lts_*_tor_*_obfs4proxy_*
(Theubuntu:latest
tag points to the "latest LTS", since that's the version recommended for general use.)