SSL

SSL (Secure Sockets Layer) and TLS (Transport Layer Security) tag

HTTPS for WordPress

Redirect HTTP to HTTPS

In this post I provide you various HTTP to HTTPS redirection methods, for Windows Server IIS and Linux Apache. In web.config and .htaccess. Use these examples to your advantage to secure the traffic between your visitors and your website.

MONIT - Barking at daemons. Monit is a small Open Source utility for managing and monitoring Unix systems. Monit conducts automatic maintenance and repair and can execute meaningful causal actions in error situations.

Monit monitoring on Ubuntu 14.04 VM on Hyper-V

In this post you’ll learn about setting up a Monit monitoring service for your websites and services. Monit is a free and open source service monitoring application which can perform various event-based actions. Monit can send email notifications, restart a service or application, or take other responsive actions. We set Monit up on a Ubuntu 14.04 VM, built on Hyper-V. And we use Monit to monitor several websites, and send out notifications on downtime.

Check website availability with PHP and cURL

Perform a PHP cURL request to check if your website is up or not. Verify your website’s online status and availability using just PHP. This script comes in handy because website uptime and availability is important, and you want your website to be always online available. If your website is down, it’ll send you an email to notify you about downtime.

Test SMTP Authentication and StartTLS

When investigating SMTP authentication issues, particular over TLS encrypted SMTP connections, it’s always handy if you are able to test the SMTP authentication and StartTLS connection. Preferably from your command line. This post shows you how to test SMTP servers, create base64 encoded logon information, verify SMTP authentication over an opportunistic TLS connection, all from the Linux and Windows command line.

Don’t turn off CURLOPT_SSL_VERIFYPEER, fix your PHP configuration

CURLOPT_SSL_VERIFYPEER errors are often caused by not having an up-to-date bundle of CA root certificates on your system. So please, Don’t turn off CURLOPT_SSL_VERIFYPEER in your PHP config, but fix the cURL errors by updating cURL’s bundle of CA root certificates and your php.ini configuration.