SSL Complete Guide 2021: HTTP to HTTPS - Verifying Chain of Certificates

The video tutorial explains the process of verifying SSL certificates when accessing a webpage over HTTPS. It covers the steps involved in checking the validity and signature of end user certificates, verifying intermediate certificate authorities (CAs), and ensuring trust in root CAs. The tutorial also discusses the importance of the chain of trust and how it is established, allowing secure communication with web servers. Additionally, it mentions online services that can be used to verify the entire trust chain.

What is the first step your computer takes when verifying a certificate?

• Decrypting the certificate with a private key

• Verifying the root certificate authority

• Comparing the certificate's validity period with the current date

• Checking the certificate's signature

During the signature verification process, what does your computer look for in the certificate?

• The certificate's encryption algorithm

• Matching owner information

• The certificate's issuing country

• The certificate's expiration date

What is used to verify the signature made by the intermediate certificate authority?

• A private key from the intermediate CA

• A public key from the end-user certificate

• A public key from the intermediate certificate

• A private key from the root CA

Where are root CA certificates typically stored in an operating system?

• In the user's personal folder

• In the system's temporary files

• In a special store by default

• In the browser cache

What indicates that the entire chain of trust has been verified by your computer?

• A lock icon appears in the browser

• The browser displays a warning message

• The webpage fails to load

• The certificate is marked as invalid