This topic is created based upon Steven Gordon’s Tutorials about Cyber Security (

Suppose we live in ancient times where internet, post or any communication media was not available. If I have got a secret one day and only wanted to share that with my closest friend, the only way to achieve this is to visit my friend in person. Again, this is a secret, therefore I can’t ask anyone else to drop a message for me.

Obviously, the invention of internet has made this process a lot easier: I can simply drop an email to my friend and he/she…

Peng Zhang

Tester with enthusiasm, dedicated to sharing of software testing related skills

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