The secret passphrase in configuration (blowfish_secret) is too short

Issue

phpMyAdmin running on CentOS 7 LAMP server shows following warning after logging in:

The secret passphrase in configuration (blowfish_secret) is too short.

CentOS 7 - check version and install updates

Check Linux version and other system info: hostnamectl

Check CentOS version: rpm --query centos-release

Upgrading Netgear ReadyNAS Pro 6 from RAIDiator 4.X to ReadyNAS OS 6.X

Legacy Netgear ReadyNAS models do not officially support the new ReadyNAS OS 6. Luckily is pretty straightforward to upgrade most of X86 based legacy ReadyNAS devices from RAIDiator 4.2 to ReadyNAS OS 6 unofficially. Needless to say, this is completely unsupported by Netgear and proceed at your own risk.

There are bunch of threads about this on Netgear Forums, but basic instructions can be found here.

Plesk Onyx - FTP users can't write to some subfolder inside httpdocs

Issue

FTP users created in Plesk Onyx control panel cannot upload files to some sub-folders inside httpdocs.

Permission denied. Critical file transfer error.