[Synology] Enable ssh public key authentication
root
1. login as user
2. sudo to root
3. create .ssh/authorized_keys
4. set 700 for .ssh directory and 600 for authorized_keys file
5. edit /etc/ssh/sshd_config and uncomment the following
PubkeyAuthentication yes
AuthorizedKeysFile .ssh/authorized_keys
6. reload sshd deamon
synoservicectl --reload sshd
Note
On DSM 7synosystemctl restart sshd.service
users
1. enable user home service
Conrtol Panel > User > Advanced > User Home
2. login as user per SSH
3. create .ssh/authorized_keys
4. set 700 for .ssh directory and 600 for authorized_keys file
5. set 700 for user home directory
chmod 700 /volume1/homes/user
Note
755 might work too, however I prefer to have 700 on my home directoryAttachments
1. Screenshot 2020-05-15 at 13.44.37.png
image/png , 230 KB
image/png , 230 KB