From the course: SSL Certificates for Web Developers (2018)
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What are SSL certificates? - SSL Tutorial
From the course: SSL Certificates for Web Developers (2018)
What are SSL certificates?
- [Instructor] Let's start things off by finding out more about SSL certificates. What are they exactly and how do they work? Let's begin with the simplest explanation and then get more technical from there. The way that the public most commonly knows an SSL certificate is that it's the thing that triggers the little padlock or perhaps the green bar at the top of their web browser. What that indicates is that the webpage is using HTTPS for secure communication. The most basic way to communicate on the web is using HTTP, HTTPS is the secure version of that. That's what the S stands for, is for secure. You maybe even notice that sometimes when you see a URL, sometimes it's HTTP and sometimes it's HTTPS. When we talk about secure communication, what we're talking about is data privacy and data integrity. The fact that someone can't snoop on our data and see what's being sent, and they also can't modify it while it's in transit. Now, a certificate implies that it's certifies something…
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