SSL VPN vs STS VPN? explain phase 1 and phase 2

Question

Accepted Answer

SSL VPN and STS VPN are two types of VPNs. Phase 1 involves authentication and key exchange, while phase 2 establishes the actual VPN connection.

SSL VPN uses SSL/TLS protocol for encryption, while STS VPN uses IPSec protocol.
Phase 1 of both VPNs involves authentication and key exchange.
In SSL VPN, phase 1 uses SSL/TLS handshake to authenticate and establish a secure channel.
In STS VPN, phase 1 uses IKE (Internet Key Exchange) protocol to authenticate and establish a secure channel.
Phase 2 of both VPNs involves establishing the actual VPN connection.
In SSL VPN, phase 2 uses SSL/TLS protocol to encrypt and transmit data.
In STS VPN, phase 2 uses IPSec protocol to encrypt and transmit data.

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