Penetration testing course: 0x02.4 Is programming important for hacking?






Long story short: yes, programming is important for being a good hacker or security professional. I’m sure you already wondered about the importance of programming if you are a beginner and if you are a professional you’ll often  shrug your shoulders when you see this question a lot or hear the answers. It’s a question that has been asked a …






Best books, tutorials and courses to learn about exploit development






The best resources for learning exploit development Exploit development is considered to be the climax in the learning path of an ethical hacker or security professional. It is strongly advisable to have mastered the basics before delving into this topic. Exploit development is hard and it’s not something you learn at school or university (usually), not something any of your …






Penetration testing course: 0x02.2 Hexadecimal Numeral System






In the previous article we saw how binary numbers are represented and how to convert from decimal to binary and vice versa, finally how to perform operations like addition, substraction, multiplication, division and bitwise operations between binary numbers. In this lesson we’ll talk about the hexadecimal system and why it is important for computer science in general. DEFINITION In mathematics …






Penetration testing course: 0x02.1 Fundamentals of binary arithmetic






Any information processed by a computer is stored in binary format so it is fundamental that anyone is familiar with this numeral system. DECIMAL SYSTEM When we count we normally use the decimal system (base 10). Ten is the number which is the count of fingers and thumbs on both hands (or toes on the feet). Positional decimal systems include a …






Penetration testing course: 0x01 Introduction






I often receive messages from people asking me how to become a hacker, how to hack a website or how to become a professional penetration tester. I usually reply case by case if I’m free and if I feel the person is truly interested in the field and he’s not trying to do some illegal activities (often without the minimum …