SSL.com Blog

SSL/TLS Handshake: Ensuring Secure Online Interactions

Whenever we visit a website, make an online purchase, or check our email, data is transmitted back and forth between our devices and remote servers. This exchange of information over the internet raises an important question: how do we know our data is secure from prying eyes? The answer lies
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What is a Certificate Authority (CA)?

  A certificate authority (CA) is a trusted organization that verifies the identity of a website, person, or company, then issues a digital certificate confirming that identity. That certificate is what lets browsers, devices, and other systems trust a connection, a signed document, or an email as genuinely coming from
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The Trust Briefing September 2026

Issue 6 | September 2026 This month: A hacker convention takes over the skies, and AI cybersecurity concerns move from IT closets to boardrooms worldwide.  Plus: It can happen to anyone! Read on to learn about a major technology company’s recent outage incident, the likely surprising cause, and whether your
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What is SSL/TLS: An In-Depth Guide

Quick answer: SSL/TLS (Secure Sockets Layer and Transport Layer Security) is the cryptographic protocol that encrypts data between a client and a server and verifies the server’s identity before that exchange begins. It is what makes HTTPS possible. The sections below cover the handshake, the encryption keys involved, and how
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Compliance Update: 2026-09-10 MPIC Validation Evidence and Mass Revocation Event

A brief explanation regarding the recent revocation event that concluded on Thursday, September 10, 2026.An issue was identified in our certificate issuance workflow, resulting in a deviation from the CA/Browser Forum (CABF) compliance requirements for a certain group of certificates. The deviation impacted how validation was corroborated using Multi-Perspective Issuance
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