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2 answers
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TLS1.3 handshake encryption

I was reading about TLS1.3 and my question is that are the server hello extensions encrypted? Why is it so and how are they encrypted?
Komal's user avatar
  • 3
3 votes
1 answer
453 views

Why can SSH negotiatie two different encryption and authentication algorithms?

I recently found out, that according to the RFC, SSH can negotiate two different cipher (and MAC) algorithms for server-to-client-encryption and for client-to-server-encryption (check section 7.1. for ...
mat's user avatar
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1 vote
0 answers
128 views

How are symmetric encryption algorithms tracked once handshake is complete in common secure communication protocols?

My understanding is that most secure web communication protocols ultimately want to agree on a symmetric encryption algorithm to use for sending and receiving data. Once an algorithm is agreed upon by ...
Joo Kang's user avatar
2 votes
1 answer
461 views

Does the SSL record protocol encrypt the handshake protocol too?

As I know the first communication protocol which establishes between client and server in SSL is handshaking protocol and as this site says: The SSL record protocol is used to transfer any data ...
Kamran Hosseini's user avatar
1 vote
1 answer
1k views

Sniffed SSL/TLS decryption : handshake necessary?

I read some topics where people claim to be able to decrypt SSL/TLS communications just by having the private key of the recipient. But, I recently learned that a public key can, but should never ...
NdFeB's user avatar
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