Postman

Type your comment> @mach1ne said:

Sometimes you can get inside anonymously. :smile: ss*-key generation tool will come in handy. It is possible to upload 1 type of key inside a database, you use another type of key to authenticate.

Packetstormsecurity has a great article on remote command execution on r**** service.
If this is a spoiler, PM I will remove it.
Thank you for your help. I got it eventually!