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Mastering Python for Networking and Security

You're reading from   Mastering Python for Networking and Security Leverage Python scripts and libraries to overcome networking and security issues

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Product type Paperback
Published in Sep 2018
Publisher Packt
ISBN-13 9781788992510
Length 426 pages
Edition 1st Edition
Languages
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Author (1):
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José Manuel Ortega José Manuel Ortega
Author Profile Icon José Manuel Ortega
José Manuel Ortega
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Toc

Table of Contents (16) Chapters Close

Preface 1. Working with Python Scripting FREE CHAPTER 2. System Programming Packages 3. Socket Programming 4. HTTP Programming 5. Analyzing Network Traffic 6. Gathering Information from Servers 7. Interacting with FTP, SSH, and SNMP Servers 8. Working with Nmap Scanners 9. Connecting with the Metasploit Framework 10. Interacting with the Vulnerabilities Scanner 11. Identifying Server Vulnerabilities in Web Applications 12. Extracting Geolocation and Metadata from Documents, Images, and Browsers 13. Cryptography and Steganography 14. Assessments 15. Other Books You May Enjoy

Chapter 13: Cryptography and Steganography

  1. Which algorithm type uses the same key for encrypting and decrypting data?

Symmetric encryption.

  1. Which algorithm type uses two different keys, one for encryption and the other for decryption?

Public key algorithms use two different keys: one for encryption and the other for decryption. Users of this technology publish their public key, while keeping their private key secret. This enables anyone to send them a message encrypted with the public key, which only the holder of the private key can decrypt.

  1. Which package can we use in pycrypto to use an encryption algorithm such as AES?

from Crypto.Cipher import AES

  1. For which algorithm do we need to ensure that the data is a multiple of 16-bytes in length?

AES encryption.

  1. Which package for the cryptography module can we use for symmetric encryption?

The fernet package is an...

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