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

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[[wikipedia:Secure file transfer program]]
 
[[wikipedia:Secure file transfer program]]
 +
 +
sftp YourRemoteHost@"/path/to/folder/*" /local/path/folder/
 +
  
 
== Binaries ==
 
== Binaries ==
−
* <code>/usr/lib/sftp-server</code>
+
* <code>/usr/lib/[[sftp-server]]</code>
 +
* <code>/usr/bin/[[sftp]]</code>
 +
 
 +
== 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 ==
 +
* [[OpenSSH 9.0]] Aug 2022 includes support for server side copies using <code>[[sftp cp]]</code> command.
  
−
`
 
 
== Activities ==
 
== Activities ==
 
* Read https://askubuntu.com/a/206376 [[sftp configuration]]
 
* Read https://askubuntu.com/a/206376 [[sftp configuration]]
  
 
== Logs ==
 
== Logs ==
 +
:<code>[[journalctl]] -u ssh</code>
 +
:<code>[[This service allows sftp connections only.]]</code>
  
−
This service allows sftp connections only.
+
===Example of failed login===
−
 
 
−
 
 
−
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]
 
  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:
+
===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 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 15:55:01 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]] ""
 
  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===
−
 
 
−
 
 
−
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]: '''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 sshd[1870236]: pam_unix(sshd:session): session opened for user USER by (uid=0)
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== Related terms ==
 
== Related terms ==
 
* <code>[[jailkit]]</code>
 
* <code>[[jailkit]]</code>
−
* <code>[[scp]]</code>
+
* <code>[[scp]]</code>, <code>[[rsync]]</code>
−
* <code>[[rsync]]</code>
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* <code>[[pscp]]</code>, [[MobaXterm]]
 
* [[Sftp configuration]]
 
* [[Sftp configuration]]
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* <code>internal-sftp</code> configuration option in <code>[[sshd_config]]</code>
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* <code>[[internal-sftp]]</code> directive in <code>[[sshd_config]]</code> added in [[OpenSSH 4.9]] (March 30, 2008)
 +
* <code>[[sshfs]]</code>
 +
* <code>[[sftp (command)]]</code>
 +
* [[Lftp]]
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* <code>[[multipass transfer]]</code>
  
 
== See also ==
 
== See also ==

Latest revision as of 19:42, 11 December 2023

wikipedia:Secure file transfer program 

sftp YourRemoteHost@"/path/to/folder/*" /local/path/folder/


Binaries[edit]

Usage[edit]

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[edit]

Activities[edit]

Logs[edit]

journalctl -u ssh
This service allows sftp connections only.

Example of failed login[edit]

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)[edit]

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[edit]

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[edit]

See also[edit]

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