Month: October 2020

What are DNS, how to configure and protect DNS on Windows

DNS stands for Domain Name System, it is the protocol used globally for domain name translations. What does it mean?  When we type in the name of a website (e.g. spaceclick.com) our computer sends a DNS request to an appropriate server to translate this name into an IP address (e.g. 105.0.0.155). And then it connects to that IP address …

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Phishing brought to extreme levels exploiting punycode – How it works, how it to prevent and be sure of websites through SSL

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 …

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The 17 equations that have changed the World

An interesting collection made by Ian Stewart, British mathematician and writer.  From Pythagoras’ theorem, passing through Euler and Fourier, to Maxwell, Einstein, and Shannon; all the greatest discoveries are listed in chronological order.  But what can I say? in my opinion there is room for at least another dozen equations, in any case you can see his list in the picture below. 

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