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#Enable support for SSH on the Synology target machine
##Click the '''Control Panel''' Icon##Choose '''Terminal & SNMP'''##Check '''Enable SSH service'''
#Allow the user, on the Synology target machine, to SSH
##Edit '''/etc/passwd'''##Change the '''command/shell''' of the user that will SSH into the box from '''/sbin/nologin''' to '''/bin/sh'''#*Read [https://www.cyberciti.biz/faq/understanding-etcpasswd-file-format/ this] to understand the format of the '''/etc/passwd''' file a bit better.#Add the authorized key of the client to the '''authorized_keys''' file of target##on the client run '''ssh-keygen'''##copy the '''.pub''' file (likely something like '''/home/user/.ssh/id_ecdsa.pub''') to the target machine with a command like '''scp /home/user/.ssh/id_ecdsa.pub target_user@target_server:/var/services/homes/target_user/.ssh/id_ecdsa.pub'''##either rename '''id_ecdsa.pub''' to '''authorized_keys''' or copy the contents into your '''authorized_keys''' file.#SSH once manually from the client machine (as the SSHing client user) to the target machine to add the target machine to the client's '''known_hosts''' file.
[[Category: Linux]]