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Fast and Free SSL Certificate with auto renewal – Nginx and Apache guide
On daily basis, we scan hundreds of thousands of websites using Optimizers.IO, 3 of 5 analysed websites doesn't contain a valid SSL certificate. This already impacts badly the site online presence. In July 2018, Google released the Chrome version 68 with the "Not Secure" feature, marking any website without a valid SSL certificate as not secure for browsing, and as today Google chrome already represents 69.28% of the browsers market share. Picture credits to Cloudflare.com Let's Encrypt Authority Launched in April 2016, the Internet Security Research Group (ISRG) and as a part of the Linux...
Setup Highly available Redis using Sentinel
About Redis Redis is a well known and highly used in-memory database that persists data on disk. It is based on a key value data model, but it supports many kinds of values : Strings, Lists, Sets, Hashes, Bitmaps, Geo spatial data etc… It can serve also as a message broker using the PUBSUB capabilities offered out of the box. It is really straightforward to install it and get started, but in some scenarios we might want to have a highly available setup. Redis Sentinel Since the release of the version 2.8 in 2013, Redis marked Sentinel as a stable component to offer a high availability Redis...
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