Certificates are used to prove that the website is whom it says it is. The rest of the communication is encrypted using symmetric key encryption.
Diffie-Hellman is not an encryption algorithm though, it's a key exchange algorithm.
Although the article only mentions Diffie-Hellman, there are other options to exchange a secret key.
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Certificates are used to prove that the website is whom it says it is. The rest of the communication is encrypted using symmetric key encryption.
Diffie-Hellman is not an encryption algorithm though, it's a key exchange algorithm.
Although the article only mentions Diffie-Hellman, there are other options to exchange a secret key.