The Domain Name System Security Extensions (DNSSEC) is a suite of Internet Engineering Task Force (IETF) specifications for securing certain kinds of information provided by the Domain Name System (DNS) as used on Internet Protocol (IP) networks. It is a…
Use SSL SNI in Production
With SNI technology you can now host multiple SSL certificates on a single IP address. SNI inserts the requested hostname (website address) within the TLS handshake (the browser sends it as part of ‘Client Hello’), enabling the server to determine…
Enabling HTTP/2 and CHACHA20_POLY1305 on Nginx
HTTP/2 HTTP/2 (originally named HTTP/2.0) is the second major version of the HTTP network protocol used by the World Wide Web. It is based on SPDY. HTTP/2 was developed by the Hypertext Transfer Protocol working group (httpbis, where bis means…
WordPress Memcached Turbo Boost and Check Hits and Misses
Memcached is a general-purpose distributed memory caching system. It is often used to speed up dynamic database-driven websites by caching data and objects in RAM to reduce the number of times an external data source (such as a database or…
