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Hands-On Penetration Testing with Python

You're reading from   Hands-On Penetration Testing with Python Enhance your ethical hacking skills to build automated and intelligent systems

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Product type Paperback
Published in Jan 2019
Publisher Packt
ISBN-13 9781788990820
Length 502 pages
Edition 1st Edition
Languages
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Author (1):
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Furqan Khan Furqan Khan
Author Profile Icon Furqan Khan
Furqan Khan
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Table of Contents (18) Chapters Close

Preface 1. Introduction to Python 2. Building Python Scripts FREE CHAPTER 3. Concept Handling 4. Advanced Python Modules 5. Vulnerability Scanner Python - Part 1 6. Vulnerability Scanner Python - Part 2 7. Machine Learning and Cybersecurity 8. Automating Web Application Scanning - Part 1 9. Automated Web Application Scanning - Part 2 10. Building a Custom Crawler 11. Reverse Engineering Linux Applications 12. Reverse Engineering Windows Applications 13. Exploit Development 14. Cyber Threat Intelligence 15. Other Wonders of Python 16. Assessments 17. Other Books You May Enjoy

Exception handling

Exceptions, as we are all aware, are conditions that are unforeseen. They may arise at run time and cause a program to crash. For this reason, it is recommended to put suspect code (that may lead to an exception) in an exception handling code block. Then, even if an exception occurs, our code will handle it appropriately and take the required actions. Like Java and C#, Python also supports the legacy try and catch blocks for handling exceptions. There is a slight change, however, which is that the catch block in Python is called except.

The following code snippet shows how we can do basic exception handling in Python:

The preceding code is self explanatory. Instead of try and catch, Python uses try and except. We use the raise command in order to manually throw the exceptions. The final block works as it does in every other language with the core condition...

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