[Astlinux-users] Checksums or digital signatures for ISO downloads

[Dr. P. V. <pv...@uo...>]

May be I am looking into a wrong direction but where can I find
checksums (SHA2) or digital signatures for the provided ISO images like
e.g. under

https://s3.amazonaws.com/mirror.astlinux-project/downloads/iso/astlinux-1.3.7.1-genx86_64-serial.iso

Regards,
Peter