SSL Complete Guide 2021: HTTP to HTTPS - Root CA and Root Certificates in the OS

The video tutorial explains the concept of root certification authorities, focusing on how web browsers and operating systems trust these authorities. It uses Global Sign and Comodo as examples to illustrate the structure and trust mechanisms of root and intermediate certificates. The tutorial also covers the concept of self-signed certificates and how they are trusted by default in operating systems. The video concludes with an explanation of the chain of trust and how it is established between root and intermediate certificate authorities.

Why might a self-signed certificate not be trusted by default?

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How do operating systems maintain a list of trusted root certificates?

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What is the significance of the chain of trust in certificate authorities?

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