Encryption is a technique that scrambles information so that only people with the key can unscramble it. With the rise of the internet, it's used all over the place, from securing your WiFi connection to securing web browsing through HTTPS. If you're new to cryptography or need an intro to cryptography, this is a great place to start! Feel free to leave questions in the comments! 00:00 Intro 00:29 What Is Encryption? 01:00 The Four Parts Of An Encryption Scheme 01:14 Why Encrypt? 02:22 Encryption Flowchart 02:40 Advanced Encryption Standard (AES) 03:04 You Must Encrypt Properly Or It Won't Work 03:30 Encryption Is Much More Valuable Now Than In Ancient Times 03:45 HTTPS Web Traffic Encryption 04:13 WiFi Encryption 05:27 Database Encryption 06:20 Recap