There is a question which in an HVAC system is more important: data exfiltration or availability. Usually what's conspicuous is data relating to security. However, the answer is "availability" even though maybe it only accounts for 51% of the answer. That's because "availability" is the main function of an HVAC system and also one of … Đọc tiếp HVAC Security

There are several ways to increase the maximum upload file size in WordPress that have been introduced. Here we just consider one way that I am applying in practice. That is, modify the php.ini configuration file.When your users upload a file in the Dashboard (Media -> Add New), there will be a notice about the … Đọc tiếp How to increase the Maximum Upload File Size in WordPress?

Accessing with ssh is indispensable for both Cloud Computing and IoT. The general principle is that there is a ssh key pair at the client and the public key will be sent to the remote machine. The following command generates ssh key pair of rsa type with size of 4096 bits: ssh-keygen -t rsa -b … Đọc tiếp Remote login using ssh in enforcing mode, why enforcing mode is secure?