“A service called fail2ban can mitigate this problem (edit: SSH being public) by creating rules that can automatically alter your iptables firewall configuration based on a predefined number of unsuccessful login attempts. This will allow your server to respond to illegitimate access attempts without…”Tagged: Ops, Security, Linux, Digital Ocean
“Intelligent content caching is one of the most effective ways to improve the experience for your site's visitors. Caching, or temporarily storing content from previous requests, is part of the core content delivery strategy implemented within the HTTP protocol. Components throughout the delivery…”Tagged: Cache, Server Optimization, Tutorials
“Using the proxy_cache directive, we can specify that the backcache cache zone should be used for this context. Nginx will check here for a valid entry before passing to the backend.”Tagged: Cache, Nginx, Tutorial