This is a very thorough video to tell you everything about SSL/TLS and its underlying cryptographic system. - Learn more about Tech School: - Buy us a coffee: What we will learn: - What is SSL/TLS? - What really happens during a TLS handshake? - How do client and server exchange secret keys? - What cryptographic algorithms are used by TLS to protect the data? - How Diffie-Hellman algorithm works? - Why do we need a digital certificate? - Why does it need to be signed by a certificate authority? - What is a digital signature? How is it generated? - What perfect forward secrecy means? - How AEAD, MAC, HKDF, 0-RTT works? - What is Elliptic-Curve cryptography? - What's new in TLS 1.3 compared to TLS 1.2? You can also read this in text format on DEV: Buy us a coffee: Join us on Discord: