https://samarthya.me/tags/handshake/Recent content in Handshake on SamarthyaHugo -- gohugo.ioen© Samarthya 2018-2026. All rights reserved.Wed, 22 Feb 2023 12:00:00 +0000https://samarthya.me/posts/handshake/Wed, 22 Feb 2023 12:00:00 +0000https://samarthya.me/posts/handshake/<figure><img class="my-0 rounded-md" loading="lazy" decoding="async" fetchpriority="auto" alt="SSL/TLS handshake between client and server: Client Hello, Server Hello, Certificate, optional Server Key Exchange and Certificate Request, Client Key Exchange, Certificate Verify, and Finished from both sides" width="1200" height="630" src="https://samarthya.me/posts/handshake/ssl-handshake_hu_22ec4d1d8bfb46b.png" srcset="https://samarthya.me/posts/handshake/ssl-handshake_hu_22ec4d1d8bfb46b.png 800w, https://samarthya.me/posts/handshake/ssl-handshake.png 1280w" sizes="(min-width: 768px) 50vw, 65vw" data-zoom-src="https://samarthya.me/posts/handshake/ssl-handshake.png"><figcaption>Recreated in October 2026 from the post; the original image was lost</figcaption></figure> <p>The SSL/TLS handshake is the initial communication between the client and server in a SSL/TLS connection. The purpose of the handshake is to establish a secure connection between the client and server and to negotiate the cryptographic parameters for the session.</p>https://samarthya.me/posts/ssl-tls/Wed, 22 Feb 2023 12:00:00 +0000https://samarthya.me/posts/ssl-tls/<figure><img class="my-0 rounded-md" loading="lazy" decoding="async" fetchpriority="auto" alt="Five stages of SSL/TLS: handshake, authentication, key exchange, encryption and integrity" width="1200" height="630" src="https://samarthya.me/posts/ssl-tls/ssl-tls_hu_8c94ff6051d3b3b2.png" srcset="https://samarthya.me/posts/ssl-tls/ssl-tls_hu_8c94ff6051d3b3b2.png 800w, https://samarthya.me/posts/ssl-tls/ssl-tls.png 1280w" sizes="(min-width: 768px) 50vw, 65vw" data-zoom-src="https://samarthya.me/posts/ssl-tls/ssl-tls.png"><figcaption>Recreated in October 2026 from the post; the original image was lost</figcaption></figure> <p>Secure Socket Layer and its successor TLS (Transport Layer Security) are cryptographic protocols that provide encryption, integrity, and authentication for network communication. They are commonly used to secure online transactions, such as those made in online banking, e-commerce, and other sensitive online transactions.</p>