The Elastic 8 repo causes apt to raise a warning on Debian 13 (aka Trixie).
root@charly-dev13:~# apt-get update
...
Get:9 https://artifacts.elastic.co/packages/oss-8.x/apt stable InRelease [3248 B]
Get:10 https://artifacts.elastic.co/packages/oss-8.x/apt stable/main amd64 Packages [43.1 kB]
Fetched 57.0 kB in 0s (302 kB/s)
Reading package lists... Done
W: https://artifacts.elastic.co/packages/oss-8.x/apt/dists/stable/InRelease: Policy will reject signature within a year, see --audit for details
A run using the suggested --audit options shows this:
root@charly-dev13:~# apt-get update --audit
...
Hit:9 https://artifacts.elastic.co/packages/oss-8.x/apt stable InRelease
Fetched 10.7 kB in 0s (68.7 kB/s)
Reading package lists... Done
W: https://artifacts.elastic.co/packages/oss-8.x/apt/dists/stable/InRelease: Policy will reject signature within a year, see --audit for details
A: https://artifacts.elastic.co/packages/oss-8.x/apt/dists/stable/InRelease: Sub-process /usr/bin/sqv returned an error code (1), error message is:
Signing key on 46095ACC8548582C1A2699A9D27D666CD88E42B4 is not bound:
No binding signature at time 2025-08-28T10:02:39Z
because: Policy rejected non-revocation signature (PositiveCertification) requiring second pre-image resistance
because: SHA1 is not considered secure since 2026-02-01T00:00:00Z
On Trixie Debian made the transition from apt 2.x to 3.x which brings various changes.
root@charly-dev13:~# lsb_release -a
No LSB modules are available.
Distributor ID: Debian
Description: Debian GNU/Linux 13 (trixie)
Release: 13
Codename: trixie
root@charly-dev13:~# apt --version
apt 3.0.3 (amd64)
As todays warning, usually turns into tomorrows error: Mind to take a look?
Thanks in advance
Charly