https://debconf22.debconf.org/talks/59-debian-long-term-support-bof/
Debian Long Term Support BoF - DebConf 22
debian long termsupportbof
https://www.freexian.com/lts/debian/
Debian Long Term Support | Freexian
This service funds Debian LTS contributors to ensure 5 years of security support to all Debian releases.
debian long termsupport