J'utilise un référentiel non signé dans Ubuntu 16.04 de Debian multimedia:
deb http://www.deb-multimedia.org jessie main
Pour installer deb-multimedia-keyring
, je lance:
apt-get update && apt-get install deb-multimedia-keyring -y
Cela donne une erreur:
W: GPG error: http://www.deb-multimedia.org jessie InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 5C808C2B65558117
E: The repository 'http://www.deb-multimedia.org jessie InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
Raspbian stretch
et je reçois même l'option queE: The repository 'http://ftp.de.debian.org/debian testing InRelease' is not signed.
je veux mettre à jour à partir de python 3.5. t 3.6.