DES Encryption in Tamil: Key Schedule & Decryption Explained 🔐

#cybersecurity #DESCipher #DES Basics This is our ambitious project started to explain the origin, evolution, present, and future of cyber security based on the following books in Tamil Code book by Simon Singh in Tamil This Is How They Tell Me the World Ends: The Cyberweapons Arms Race by Nicole Perloth in Tamil CISSP - Certified information security professional in Tamil PART 1: Cybersecurity session 07a: DES EncryptionTamil Link https://www.youtube.com/watch?v=6UP04_qMdZY&ab_channel=Let%27sLearn Cybersecurity session 07b: DES Key Schedule & DES DecryptionTamil 00:00 Introduction 01:00 Parity Bit 02:35 XOR characteristics 03:38 Left Shift and Right Shift 05:26 DES Revise the previous Session 07:07 DES Key Schedule Encryption 13:42 DES Key Schedule Decryption 15:00 DES Decryption 22:00 DES Security 25:00 Triple DES 28:50 Conclusion and next session I want to thank Christoff Par for his lecture about DES and where i learned more intricacies and facts about DES. Most of the content with respect to DES is inferred from his lecture. The following link leads to his full lecture on DES https://www.youtube.com/watch?v=l-7YW06BFNs&t=487s&ab_channel=IntroductiontoCryptographybyChristofPaar I want to thank the university of Siegen for their open-source tool Crypttool which I have used in this session for the demonstration of Enigma Cipher You can download the tool from the following link https://www.cryptool.org/en/ Follow us here: Discord: https://discord.gg/6RpnNmVyZv Instagram: https://www.instagram.com/letslearnke... FB: https://www.facebook.com/Letslearnkelvi Twitter: https://twitter.com/letslearnkelvi Blog: https://medium.com/@letslearn.kelvi