Channel: Gary Explains

Category: Education

Tags: techtutorialexplanationgary explains

Description: Writing an industrial strength encryption algorithm is hard. However that doesn't mean it isn't a fun little exercise to try to understand some of the problems, challenges and pitfalls. Background videos: -- Power of XOR: youtube.com/watch?v=3Kvv7VEM3uc -- How does encryption work? youtube.com/watch?v=clWEKq8CVOk -- How does public key cryptography work? youtube.com/watch?v=rLiEA06Bcic 00:00 - Intro 02:53 - Stream vs Block Ciphers 04:32 - XOR 05:40 - Random numbers 07:17 - LFSR 17:41 - Oceantoo's LFSRs 21:19 - Seed 26:13 - Source Code 28:20 - Outro Introduction to Android app development: dgitacademy.com Let Me Explain T-shirt: teespring.com/gary-explains-let-me-explain-2 Twitter: twitter.com/garyexplains Instagram: instagram.com/garyexplains #garyexplains