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Bonjour,
------- Original Message -------
Le lundi 11 avril 2022 à 15:16, benoit <
benoitlst@protonmail.ch> a écrit :
Bonjour à tous,
Si sur le serveur SSH on a désactivé l’authentification par mot de passe, comment fait-on pour ajouter les clés de nouveaux utilisateurs ?
Une fois qu'on à configuré ssh avec
PasswordAuthentication no
On ne sait plus ajouter de nouveaux utilisateur avec
ssh-keygen
ssh-copy-id toto@nom-machine
Si, il te faut avoir une clé sur la machine cible pour administrer les comptes, et faire le ssh-copy-id avec un utilisateur disposant de cette clé.
Quand je prends la main sur une debian fraîchement installée, avec l'authentification par mot de passe désactivée pour le compte root, je fais le ssh-copy-id sur le compte utilisateur,puis un su, puis je recopie le fichier authorized_keys fraichement
créé dans le compte root avec : install -Dm 600 .ssh/authorized_keys /root/.ssh/authorized_keys. Après on peu le supprimer du compte utilisateur et se loguer directement en root.
On doit à chaque nouvel ajout de clé, supprimerinstall -Dm 600 .ssh/authorized_keys /root/.ssh/authorized_keys
PasswordAuthentication noredémarrer le serveur,
Ajouter la clé via un nouveau client, ajouter la ligne PasswordAuthentication noRedémarrer ssh ?
Il y a-il une procédure plus simple ?
Merci d'avance.
--Benoit
Envoyé avec la messagerie sécurisée ProtonMail.
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