The MAC address (or MAC Address) is used by network cards to identify themselves in the exchange of information. MAC stands for Media Access Control and consists of a 6 byte (48 bit) long code. It is assigned by the manufacturer of the card at the time of its creation and is unique for each …
How to change the MAC address to the network card on Windows Read More »
In some situations we may have to connect to a Wifi network that is not ‘visible’ from our homes. Especially on holiday, where we are forced to stand at the window to try to get a better signal from a public HotSpot. How to ‘repeat’ the signal picked up outside, in our house? We …
How to create a Wi-Fi hotspot in Windows 7 8 or Windows 10 in a few steps Read More »
They say that the most used passwords are always the same (example: 123456, password, qwerty, etc. …), or in any case referable to birth dates or memorable moments of someone’s life. Well, using public characters or real places is not a good idea anyway: in fact there are some software (like John the Ripper) that are able to use huge dictionaries, …
How to create a safe and easy to remember password Read More »
How do I choose a password? There are many combinations, some more efficient, some less so; those that reminds us of our real lives should definitely be avoided. Google’s message is clear: “Man’s best friend (the dog) does an exemplary job in protecting your home – so begins an article by Fox Van Allen, writing …
The ten most used (and not to be used) passwords Read More »
Punycode is an encoding system that serves to represent a sequence of unicode characters via an ASCII character sequence, to make it possible to use these sequences in domain names, without having to modify existing infrastructure and standards. In this way you can manage internationalized domain names (IDNA) by adding the characters ‘xn–‘ to the beginning of the punycode string. For example, by entering xn–google.com as address, we …
A computer or any device, when connected to a network (LAN), is identified by an IP address assigned by the router. This address is usually in the form 192.168.X.Y and it is released by the router’s DHCP to identify the various devices connected to it. However, since the router itself is connected to the Internet …
For the canvases created in WebGL 1.0 there are no problems, all browsers are already automatically compatible. However, if you see a black image, with no possibility to use it, it means that the canvas is managed by WebGL version 2.0 or later. To enable WebGL 2.0 and other experimental versions of WebGL on your …
A simple guide to create a shared folder accessible and writable from any device on the local network. Valid for Ubuntu, Debian, RaspberryPi, etc… Warning: this is one of the simplest and shortest procedures and creates a public folder; to create folders with users and passwords the procedure is more complicated. 1. install samba sudo apt-get …
How to create a shared folder on linux in few step Read More »
Everything you need to know about Connections – Protocols – Modems – P2P – Browser – HTML – WWW – Viruses – Antivirus – Firewall – Ports – Your IP – Speed Test – General Facts WHAT IS A CONNECTION The network connection In general, a computer is said to be connected to the …
Introduction to networks and internet navigation Read More »
Test open ports and firewalls Test TCP and UDP ports, to check the correct communication of your computer with the outside, through your NAT. You can check a particular port or run a complete test of all ports. TCP PORT SELECTIVE TEST Enter the number of the port to check and press ‘Test’ from …
Check TCP port status and open ones in your NAT or Firewall Read More »
