I spend most of my time working with code and exploring new technologies. In this section I share thoughts on topics that interest me, including Ruby, Go, AWS, Blockchain. My goal is to provide helpful information for fellow technology enthusiasts while also serving as a personal reminder.

Systemd: Ruby Daemon Supervision

Setting up systemd supervision for a simple Ruby daemon.

Fail2ban in Action

Protect your servers from SSH authentication spam.

Iptables Configuration

How to setup a Linux firewall: allow ssh, http and ftp traffic and block everything else.