How to install the ModSecurity NGINX module in CentOS/RHEL 8


by Danila Vershinin, February 20, 2020

Here’s how to easily install ModSecurity for NGINX in CentOS/RHEL 8.

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NGINX: try_files is evil too


by Danila Vershinin, February 18, 2020

The if directive in NGINX is evil. How about try_files?

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Control your monitor in CentOS/RHEL 8


by Danila Vershinin, February 5, 2020

Manage your monitor’s brightness and other settings in CentOS/RHEL 8

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Stock CentOS kernel in OVH


by Danila Vershinin, January 28, 2020

OVH is a great dedicated hosting platform. Their kernels are not so great sometimes

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Tweaking your webcam in RHEL 8


by Danila Vershinin, January 17, 2020

Tweak your webcam parameters in CentOS/RHEL 8 using the slick utility – v4l2-ctl

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Beyond Privoxy


by Danila Vershinin, December 14, 2019

There is software that we all know and love, and more often than not, forget about it. Privoxy is one of them. It allows you to filter ads and is also a go-to solution for anonymous browsing when it is coupled with Tor. With the arrival of adblock plugins in Chrome, and the web increasingly […]

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NGINX locations: performance impact and optimizations


by Danila Vershinin, December 12, 2019

NGINX location and rewrite directives. What are the best practices?

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Configure IKEV2 (Strongswan) VPN client in CentOS/RHEL 8 (Gnome GUI)


by Danila Vershinin, December 8, 2019

How to configure a Strongswan (IKEV2) client VPN connection in CentOS/RHEL 8

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How to run CentOS 8 on Acer Aspire 6920G


by Danila Vershinin, December 2, 2019

Acer Aspire 6920G is now an ancient laptop, but I still own one so this article is quite personal 🙂 I had no use for it, so decided to give it a spin for a fresh install of CentOS 8 while my Macbook Air is undergoing repair. Let’s see what happened and how I got […]

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Fix FirewallD in CentOS 7


by Danila Vershinin, November 17, 2019

Here’s how to fix the FirewallD startup problem in CentOS 7. A permanent fix, not a half solution!

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