IntermediatePhone
2 min
TLS Handshake Basics
SecurityTLSNetworking
Advertisement
Interview Question
Briefly describe the TLS handshake steps and how the client verifies the server.
Key Points to Cover
- ClientHello/ServerHello negotiate version and cipher
- Server sends certificate; client validates chain/hostname
- Key exchange (e.g., ECDHE) → shared secrets; session keys derived
Evaluation Rubric
Mentions hello/cipher negotiation34% weight
Explains certificate validation33% weight
Describes key exchange and session keys33% weight
Hints
- 💡SNI and ALPN are often negotiated here.
Potential Follow-up Questions
- ❓Why is forward secrecy important?
- ❓How do client certificates change this?
Advertisement