Question: I have 2 Servers, A and B. They both run the same replicated server-application (rest-API) written in go. On Server B, I also have a database running. Both server and database in docker-containers. docker-compose.yml Inside the Server, I connect ...
Question: Ubuntu 20.04: what are the security risks without firewall? Installed Ubuntu 20.04, but forget to enable firewall using ufw. SSH 22 port: use keys(2048 bit) for login, no password. Setting UsePAM=true, any risk? Any other services that may have ...