Linux – Managing WiFi with wpa_supplicant

wpa_supplicant is a WPA Supplicant for Linux, BSD, Mac OS X, and Windows with support for WPA and WPA2 (IEEE 802.11i / RSN). It is suitable for both desktop/laptop computers and embedded systems. Supplicant is the IEEE 802.1X/WPA component that is used in the client stations. Read More …

MacOS X – Managing Gatekeeper (Terminal)

Gatekeeper is a feature available on MacOS X systems to block, by default, any application that is not installed from the Apple Store, for security reasons (all apps on Apple Store are validated and certified by the original developers). Let’s see how to manage this feature on MacOS X systems by accessing to it using command line (using Terminal). Read More …

Ubuntu – What is netplan?

Since Ubuntu 18.04 LTS has switched to Netplan for configuring network interfaces. Netplan is based on YAML based configuration system that makes configuration process very simple. Using netplan gives a central location to describe simple to complex networking configurations that function from Desktop to Server and from Cloud to IoT environments. Read More …

Powershell – Check and find the product GUID of an installed MSI setup

The product code is the unique GUID of identifying an application or product release; In other words, different versions and languages of Product must have different product codes. Also, ProductCode can be used to query feature state, and product state. For example, installer API “MsiQueryFeatureStateEx()” and “MsiQueryProductState()”, etc. Read More …