Difference between revisions of "Secure file transfer program (sftp)"

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== Binaries ==
 
== Binaries ==
 
* <code>/usr/lib/[[sftp-server]]</code>
 
* <code>/usr/lib/[[sftp-server]]</code>
* <code>/usr/bin/sftp</code>
+
* <code>/usr/bin/[[sftp]]</code>
  
 
== Usage ==
 
== Usage ==

Revision as of 07:18, 17 February 2023

wikipedia:Secure file transfer program

Binaries

Usage

sftp
usage: sftp [-46aCfpqrv] [-B buffer_size] [-b batchfile] [-c cipher]
          [-D sftp_server_path] [-F ssh_config] [-i identity_file] [-l limit]
          [-o ssh_option] [-P port] [-R num_requests] [-S program]
          [-s subsystem | sftp_server] destination

News

Activities

Logs

journalctl -u ssh
This service allows sftp connections only.

Example of failed login

May 07 15:28:06 SERVER sshd[1869802]: Connection closed by authenticating user USERNAME 23.33.xx.xx port 12547 [preauth]

Example of failed login with verbose mode, see (sshd logs)

May 07 15:55:01 SERVER sshd[1870524]: Failed none for  USERNAME  from 23.33.xx.xx port 12616 ssh2
May 07 15:55:01 SERVER sshd[1870524]: Failed publickey for  USERNAME  from 23.33.xx.xx port 12616 ssh2: RSA SHA256:tAkCKfvCmOTpVeceSyAOy9Sjyp213hQ7RLTyKUaNw12
May 07 15:55:00 SERVER sshd[1870524]: Connection from 23.33.xx.xx port 12616 on 10.10.10.xx port 22 rdomain ""

Example of successfully session

May 07 15:35:07 SERVER sshd[1870236]: Accepted publickey for USER from xx.xx.xx.xx port 60249 ssh2: ED25519 SHA256:EPEztZnnCh/fPqJ5wlgXUYMMx+LOOIegGdF76galaXw
May 07 15:35:07 SERVER sshd[1870236]: pam_unix(sshd:session): session opened for user USER by (uid=0)
May 07 15:35:07 SERVER systemd-logind[2350]: New session 2668 of user USER.
May 07 15:35:07 SERVER systemd[1]: Started Session 2668 of user USER.

Related terms

See also

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