Karl Johnson – Medium

Karl Johnson

Karl Johnson

Héberger un site WordPress performant sur un micro serveur Cloud, c’est possible!

Optimiser votre site WordPress et son hébergement Web pour absorber le plus de traffic possible, tests de charge à l’appui.

Apr 14, 2020

Héberger un site WordPress performant sur un micro serveur Cloud, c’est possible!

Apr 14, 2020

Karl Johnson

Mailgun: Fix link tracking with SSL websites (HSTS) with Nginx

Fix link tracking while HSTS enabled on Mailgun and Sendgrid

Jan 22, 2020

Mailgun: Fix link tracking with SSL websites (HSTS) with Nginx

Jan 22, 2020

Karl Johnson

Update Intel microcode on CentOS using Xen

With all the recent vulnerabilities on Intel CPUs, it’s important more than ever to upgrade CPU’s firmware to mitigate critical CVEs

Jul 16, 2019

Update Intel microcode on CentOS using Xen

Jul 16, 2019

Karl Johnson

GeoIP discontinuation; Upgrade to GeoIP2 with nginx on CentOS

GeoIP databases are discontinued as of January 2, 2019. Upgrade to GeoIP2 using nginx GeoIP2 module rpm for CentOS 6 and 7

Feb 4, 2019

GeoIP discontinuation; Upgrade to GeoIP2 with nginx on CentOS

Feb 4, 2019

Karl Johnson

TLS 1.3 and Brotli compression with Nginx on CentOS

It’s been a few weeks that some nginx-more users are requesting Brotli compression so I built a test rpm for CentOS 6 and 7. While updating…

Nov 15, 2017

TLS 1.3 and Brotli compression with Nginx on CentOS

Nov 15, 2017

Karl Johnson

Nginx-more :: Get HTTP/2 ALPN, PageSpeed, ModSecurity, GeoIP2 and much more in one single package

What is nginx-more for CentOS?

May 26, 2016

Nginx-more :: Get HTTP/2 ALPN, PageSpeed, ModSecurity, GeoIP2 and much more in one single package

May 26, 2016

Karl Johnson

Karl Johnson

I'm an IT architect involved in the hosting business. I spend my free time doing R&D, security, packaging rpms and work on startups!

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