server

OpenWRT Is The Linux for Routers and Embedded

OpenWRT makes routers on steroids OpenWrt is a linux distribution that lacks most of the desktop software and programs that require such functionality. This is normal because it mainly targets devices without video output which are used for networking. Such devices can be dedicated computers for routing or these plastic covered routers everybody should know […]

BBR tcp congestion control by Google

TCP Congestion Control – often a very overlooked networking setting Gigabit internet connection (let alone 2gbit or 10gbit) although a trivial reality for many is also a distant dream for others. Anyway, not all devices and all places are capable of being neatly hardwired to a top-notch gigabit fibre channel connection. Wifi and 100mbit connections […]

NGINX Webserver Starter Pack

NGINX – got you web served There are different webservers that exist but when we talk about linux web servers the most common ones are just two – Apache and NGINX. Apache is somehow a tad easier to use than nginx, while nginx in some scenarios can show a tad better performance. It’s a matter […]

Raspberry Pi Firmware Update

Raspberry Pi fw updating Firmware updates are not a mandatory step in system administration. They however might contain improved or fixed broken functionality, even added new functionality or the so beloved security patches etc. In the case of Raspberry Pi the firmware is made of not yet fully upstreamed linux kernel and closed source binary […]

NGINX secure approach

NGINX – hardening explained very briefly Focus on securing a very tiny part of the operating system e.g. the webserver assumes we’ve already taken good care of network and OS level security measures. With that in mind let’s try to split nginx hardening into three logical parts. Order is not important. First of the three […]

UpdraftPlus – A Good WordPress Backup Plugin

UpdraftPlus – a very handy and invaluable tool for every WordPress administrator People always tend to underestimate the power of backups. Not until they suffer a massive data loss. Then suddenly become backup evangelists and promoters. So without having to experience any negative scenarios it will never hurt to keep a backup or two of […]

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