The only way to ensure an app can withstand malicious attack is to probe the code for weaknesses. You can currently learn these in-demand skills from scratch and pay what you want for nine courses via 9to5toys Specials.

The Ethical Hacker and Pentester Pro Bundle teaches online security through engaging video tutorials. You start by picking up the necessary programming skills, with beginner-friendly courses on Python and Haskell. You can also get started with Lisp language, Scheme, and the popular Python framework that is Django. These courses include lessons on using code for pentesting, but the Ethical Hacking & Certification Training Course provides a complete education in networking, social engineering and hardware hacking. Likewise, Linux System Administration with Python shows you how to use scripts to run tasks, such as scanning networks and performing tests. The Kali Linux Tutorials Course introduces an important pentesting framework.

The final two courses teach object-oriented programming with Scala, and Google’s own Go programming language. You can pay whatever you like for these, beating the average price paid to unlock the full bundle.

The courses are usually worth $1,431 put together, and this deal offers lifetime access to streaming all of the content.

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