![Useful command of the day: Install your public SSH key on a remote server with a single command: cat ~/.ssh/id_rsa.pub | ssh user@hostname 'cat >> .ssh/authorized_keys' : r/sysadmin Useful command of the day: Install your public SSH key on a remote server with a single command: cat ~/.ssh/id_rsa.pub | ssh user@hostname 'cat >> .ssh/authorized_keys' : r/sysadmin](https://external-preview.redd.it/QLByLEYdQxeHEZHUJDwHTsRKBFf4nDASIAb2LA4frZ8.jpg?auto=webp&s=69a51e8f5cf784362d299149b32a8d34aed2a773)
Useful command of the day: Install your public SSH key on a remote server with a single command: cat ~/.ssh/id_rsa.pub | ssh user@hostname 'cat >> .ssh/authorized_keys' : r/sysadmin
![vCenter Server Public Key Authentication configuration SSH error received disconnect Too many authentication failures | vGeek - Tales from real IT system Administration environment vCenter Server Public Key Authentication configuration SSH error received disconnect Too many authentication failures | vGeek - Tales from real IT system Administration environment](http://vcloud-lab.com/files/resized/690753/824;428;6ea29be187e1af6581291b3335431c79a3eb4c1a.png)
vCenter Server Public Key Authentication configuration SSH error received disconnect Too many authentication failures | vGeek - Tales from real IT system Administration environment
![HPC Grid Tutorial: How to Generate and Use SSH Keys with PuTTY - Articles - C&IT Knowledge Base - Wayne State University HPC Grid Tutorial: How to Generate and Use SSH Keys with PuTTY - Articles - C&IT Knowledge Base - Wayne State University](https://csm.wayne.edu/KBimg/500196_7.png)
HPC Grid Tutorial: How to Generate and Use SSH Keys with PuTTY - Articles - C&IT Knowledge Base - Wayne State University
![dade on X: "Another cool ssh thing. authorized_keys is a file format. That file format supports the command directive. That command directive is a fun place to hide, but it's going to dade on X: "Another cool ssh thing. authorized_keys is a file format. That file format supports the command directive. That command directive is a fun place to hide, but it's going to](https://pbs.twimg.com/media/Ew5xEYNU8AEC8rf.jpg:large)