On the 14th of August 2024, marking exactly three years post its first launch, the standard security assistance for Debian 11, known as Bullseye, has reached its conclusion. The responsibility for providing ongoing security help will now shift from the Security and Release Teams to the Debian Long Term Support (LTS) Team.

For further details, refer to the official announcement at: https://www.debian.org/News/2024/20240814