Sysadmins of the North

Technical blog, where topics include: computer, server, web, sysadmin, MySQL, database, virtualization, optimization and security

Tag: Joomla

Fatal error: Uncaught Error: [] operator not supported for strings – PHP 7.1

With PHP 7.1, some PHP web applications fail because of deprecated code usage. This may result in an error message like [] operator not supported for strings for various Joomla, WordPress and Drupal components. Here’s how to fix this code for PHP 7.1+.

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Joomla websites abused as open proxy for Denial-of-Service attacks

Joomla websites using the Googlemaps plugin for Joomla are actively abused as open proxy for launching Denial-of-Service (DoS) attacks. Even though the Googlemaps plugin vulnerability plugin_googlemap2_proxy.php was released over one and a half (1,5) years ago, I still see these DoS-attacks happening on a regular basis…

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8 Tips to improve Joomla performance

How to speed-up Joomla performance on Windows Server IIS: 8 important, but simple, tips to improve & speed up Joomla Add caching, gzip compression, set your sessions & optimize MySQL database functions… Provide your visitors with a blazing fast Joomla website!

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How to fix Joomla HTTP 500 errors after updates

How to fix Joomla HTTP 500 error after updates? Over the last week we, at Vevida, received quite some problem reports by customers who updated Joomla to version 3.2.0. After logging on to their administrator back-end, they received an HTTP 500.0 error with error code 0x8007000d. Let’s investigate and resolve this Joomla Administrator login HTTP 500 error.

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Grep for forensic log parsing and analysis on Windows Server IIS

How to use GnuWin32 ported tools like grep.exe and find.exe for forensic log file analysis in Windows Server. In this article I’ll give some real live examples of using these ported GnuWin tools like grep.exe for logfile analysis on Windows servers. The article provides three example, as an alternative to LogParser, because finding spam scripts fast is often very important.

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