iSSH is remote ssh tool for iOS. This app is designed for developers of network professional to use. Feature * iSSH is available for all major mobile and desktop systems. * remote ssh connect; * ssh key manager * ssh host manager * Terminal touch with support of CTRL, ALT, and arrow keys. openssh 8.2 disable ssh-rsa public key pre auth, rsa type key login will failed solution 1, edit /etc/ssh/sshd_config file ,add two line bellow PubkeyAuthentication yes PubkeyAcceptedKeyTypes=+ssh-rsa and then restart sshd service use bellow command sudo service sshd restart