Cryptography Tutorials

Learn how to enhance security with Python by implementing Two-Factor Authentication (2FA) using TOTP and HOTP algorithms. This comprehensive guide covers everything from generating OTPs with pyotp to integrating with authenticator apps.

Step-by-step guide to implementing the Vigenère Cipher in Python. Understand its mechanism, strengths, and vulnerabilities, with practical examples for encryption and decryption.

Learn to crack the Affine Cipher in Python with this step-by-step guide. Explore classical cryptography, understand modular arithmetic and linear algebra in encryption, and master brute force decryption with practical Python code.

Discover the Affine Cipher in Python: a straightforward tutorial blending historical cryptography with modern coding, perfect for enthusiasts and programmers.

Discover how to utilize the PyPDF2 library to password-protect and encrypt PDF files, ensuring top-notch security for sensitive documents. Learn to create a secure PDF locker and adopt strong password practices for enhanced cybersecurity.

Unlock the secrets of the Caesar cipher with our Python tutorial. Learn the ins and outs of one of history's oldest codes and how to break it using modern computing power.

Learn to code the Caesar cipher in Python and encrypt messages like Julius Caesar! This beginner-friendly tutorial covers the basics of one of history's earliest ciphers with step-by-step coding instructions. Dive into the world of ancient cryptography!

Discover how to protect your ZIP files with a custom Python script in this tutorial. Learn to enforce strong passwords using pyzipper and safeguard your data from cyber threats. Perfect for programmers who love to DIY their security tools!

Learn to protect your downloads from corruption and cyberattacks. This guide teaches you how to verify file integrity using Python, ensuring that your files remain authentic and untampered.

Learn how to build a secure custom password manager using Python. This tutorial walks you through encryption, data storage, and various functionalities like adding, retrieving, and managing passwords. Elevate your online security game with some hands-on coding.

Learn how to crack hashes using Python's hashlib library and a brute-force approach with a wordlist. Gain insights into various hashing algorithms and understand the importance of secure data handling.

Learn how to make a password generator in Python with the ability to choose the length of each character type using the built-in random, string and argparse modules.

Learn how to extract and decrypt Google Chrome browser saved passwords using Python with the help of sqlite3 and other modules.

Learn how you can use pikepdf, pdf2john and other tools to crack password protected PDF files in Python.

Learn how to crack zip file passwords using dictionary attack in Python using the built-in zipfile module.

Using different hashing algorithms such as SHA-2, SHA-3 and BLAKE2 in Python using hashlib built-in module for data integrity.