Package: debootstrap Version: 1.0.89 Severity: important Dear Maintainer,
* What led up to the situation? dpkg-deb -R debian-archive-keyring_2017.5_all.deb /tmp/ ls *.gpg|xargs -I{} debootstrap --download-only --force-check-gpg --keyring={} --variant minbase --arch amd64 --make-tarball=debian_amd64 stable /root/dbs_debian_amd64 https://debian.ethz.ch/debian * What exactly did you do (or not do) that was effective (or ineffective)? E: Release signed by unknown key (key id EF0F382A1A7B6500) but debootstrap --download-only --force-check-gpg --variant minbase --arch amd64 --make-tarball=debian_amd64 stable /root/dbs_debian_amd64 https://debian.ethz.ch/debian works There's a problem with using --keyring=whatever.gpg -- System Information: Debian Release: 9.8 APT prefers stable APT policy: (500, 'stable') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.9.0-4-amd64 (SMP w/2 CPU cores) Locale: LANG=en_IN.utf8, LC_CTYPE=en_IN.utf8 (charmap=UTF-8), LANGUAGE=en_IN:en (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages debootstrap depends on: ii wget 1.18-5+deb9u2 Versions of packages debootstrap recommends: ii debian-archive-keyring 2017.5 ii gnupg 2.1.18-8~deb9u4 debootstrap suggests no packages. -- debconf-show failed