Cryptography & Network Security Explained | CS Lecture 26 | How Data Stays Safe Online (Animated)

🔐 S26: Cryptography & Network Security – Securing Digital Communication In this animated lecture, we explore Cryptography and Network Security, the foundation of secure digital communication — ensuring that your messages, passwords, and transactions stay private and protected. You’ll learn: What is cryptography and why it's critical in cybersecurity Key concepts: encryption, decryption, symmetric & asymmetric keys, digital signatures Types of encryption: AES, RSA, hashing, public key infrastructure (PKI) How cryptography protects against eavesdropping, tampering, and identity theft Network security techniques: firewalls, intrusion detection, secure protocols (HTTPS, VPNs) Perfect for students, tech learners, and cybersecurity beginners looking to understand how encryption and security keep digital systems safe. 🎯 About This Series: This is Lecture 26 of our CS & IT Fundamentals Animated Series. We simplify advanced CS topics using 2D, 3D, and whiteboard animations, making them visual, engaging, and easy to understand for all learners. 📘 Follow the full playlist to gain solid knowledge of computer science from the ground up. 📚 Watch the Full CS & IT Playlist: https://www.youtube.com/playlist?list=PLApF_cRnlGiw0ovquJ75yYKUoKtOd0J2R 🔔 Subscribe for weekly animated CS tutorials: https://www.youtube.com/@UCcB64uVymo0YHIUmthy2Ubg #computerscience #informationtechnology #csvsit #learncss #learnit #techforbeginners #itbasics #csfundamentals #animatedlearning #techexplained #computerscienceforbeginners #itcareers #digitalskills #techeducation #codingbasics #technologysimplified #studytechnique #computerscience101