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Tagged with handshake digital-signature
2 questions
2
votes
1
answer
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What is the relation between "signature_algorithms" handshake extension and TLS ciphersuite
I am learning TLS handshake and find client/serve will negotiate a cihpersuite during client/server hello.
Usually, the last part of a ciphersuite is a hash algorithm, like SHA256 in ECDHE-ECDSA-...
- 125
20
votes
3
answers
7k
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Can attackers change the public key of certificate during the SSL handshake
The communication is not encrypted during the SSL handshake. If an attacker conducts a man in the middle attack between server and client to capture the certificate, and change the public key in the ...
- 363