#001server-security-init-skill1 skills320updated 2026-06-26100% of creatorskilloccupationdescriptionupdatedserver-security-initnetwork-and-computer-systems-administratorsUse when configuring a newly installed or rebuilt Ubuntu/Debian server over SSH, especially when selecting or generating SSH keys, creating a non-root sudo user, changing SSH ports, disabling root/password login, enabling UFW or fail2ban, updating SSH config, or verifying that the operator is not locked out.2026-06-26