• h3ndrik@feddit.de
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    8 months ago
    • fail2ban / brute forcing prevention
    • quick, frequent updates(!)
    • containerization / virtualization
    • secure passwords, better keys
    • firewall
    • a hardened operating system (distribution)
    • SELinux / Apparmor / … / OpenBSD
    • not installing unnecessary stuff
    • An admin who is an expert and knows what they do.