hosting.guru blog

vmware tools installation is locked on CentOS

Posted on January 14, 2016

On many our CentOS servers when installing vmware tools – mounted iso image is not being properly unmounted and released until next reboot. This often […]

Linux

How to fix SSL3_GET_SERVER_CERTIFICATE verify failed

Posted on December 29, 2015

This is working solution for the error SSL error SSL3_GET_SERVER_CERTIFICATE:certificate verify failed I had this problem on a fresh CentOS with manually installed openssl-1.0.2e. Might […]

PHP

Multisite wordpress SSL fix for wp-admin

Posted on November 26, 2015

For some reason on one multisite wordpress installation, that is manage by our customer, all wp-admin links began redirecting visitor to secure (SSL) site. This […]

Wordpress

We clean hacked WordPress

Posted on November 17, 2015

WordPress has become popular both among users and hackers. Third party plugins often become source of threat. In most cases hackers upload bad content and […]

Security, Wordpress

True high availability

Posted on November 9, 2015

Cloud hosting, 100% up-time, server high availability… These words have become very popular and attractive. And then it’s you, who needs hosting for a valuable […]

Online tools, Security

How to generate SSL key and certificate request (CSR)

Posted on October 27, 2015

May control panels offer this function (e.g. cPanel), but sometimes you might want to do it the old way – that is – manually. Here […]

Linux, Security

PayPal SSL certificate upgrade and curl fix

Posted on October 27, 2015

PayPal has notified, that their SSL certificates will soon be upgraded to SHA-256. As we have previously communicated to you, PayPal is upgrading the certificate […]

Linux, PHP

Webpage speed measuring tools

Posted on October 27, 2015

You have probably heard, that Google will include page access time into page ranking calculation. Basically – faster your page loads – better rank you […]

Online tools, Wordpress