SSH for Android

SSH on Android

Step by step

• Install F-Droid app from Internet
• Install Termux app from F-Droid
• Install openssh binary from Termux
  • Open a Termux window
  • Run the following

    pkg upgrade
    pkg install openssh
    

Usage

• Start the SSH server
  (Default SSH port in Termux is 8022)

  sshd
  

• Stop the SSH server

  pkill sshd
  

Setup public key authentication

• Copy public key
  Use scrpy to copy file locally

  or

  Configure temporary password then copy using ssh-copy-id command:

  whoami
  passwd
  ssh-copy-id -p 8022 -i {id_rsa file} {user}@{android ip address}
  

• Allow storage access to Termux

  termux-setup-storage
  

• Disable password auth in sshd configuration file
  Set PasswordAuthenticationto no in $PREFIX/etc/ssh/sshd_config

  sed -Ei"_ori" 's/[#]?PasswordAuthentication yes|PasswordAuthentication no|g' $PREFIX/etc/ssh/sshd_config
  

• Restart service

  kill sshd; sshd
  

Resources

https://github.com/termux
https://wiki.termux.com/wiki/Remote_Access
https://wiki.termux.com/wiki/Main_Page https://joeprevite.com/ssh-termux-from-computer/ https://github.com/dmdhrumilmistry/Termux-SSH