initial commit

_drafts/2021-09-03-ssh-keys.md

@@ -18,3 +18,62 @@ Default generally is `~/.ssh/id_rsa`, you can omit `-f "/opt/.certs/service"` if
 ssh-keygen -t rsa -b 4096 -f "/opt/.certs/service" -C "Private Key Comment"
 ```
 
+Key should be created along also with .pub key
+
+```
+eval $(ssh-agent -s)
+ssh-add /opt/.certs/service
+ssh-copy-id -i /opt/.certs/service USERNAME@IP -p PORT
+```
+Login one last time using your old username and password and remember to disable them or remove them.
+<br>
+
+After that you can login into the host with:
+```
+ssh -i /opt/.certs/service -p PORT USERNAME@IP
+```
+<br>
+
+Or you can go little further and create file:
+```
+sudo nano /etc/ssh/ssh_config.d/myssh.conf
+```
+<br>
+  
+With:
+```
+Host 192.168.1.*
+    AddKeysToAgent yes
+    IdentityFile /opt/.certs/service
+    Port 22
+
+Host service.local 192.168.1.2
+    User USERNAME
+    HostName 192.168.1.2
+
+### Github.com
+# don't forget to add the .pub key into your profile
+Host github.com
+    User git
+    Hostname github.com
+    AddKeysToAgent yes
+    IdentityFile /opt/.certs/github
+
+### Gitea
+# don't forget to add the .pub key into your profile
+Host gitea.com
+    User git
+    Hostname gitea.com
+    AddKeysToAgent yes
+    IdentityFile /opt/.certs/gitea
+
+### Gitlab
+# don't forget to add the .pub key into your profile
+Host gitlab.com
+    User git
+    Hostname gitlab.com
+    AddKeysToAgent yes
+    IdentityFile /opt/.certs/gitlab
+```
+Now you should be able to connect using `ssh service` or ssh git clone your repos from respective git repository
+Test if it's working with: ```ssh -T git@github.com```