What is Internet Key Exchange?

[Khushi]

The word is continuously rolling in my head. Does anyone know what is Internet Key Exchange?

 

[jainnorton]

Internet Key Exchange (IKE) is a protocol used to establish a secure, authenticated communication channel between two parties, typically for VPN connections. It's a key part of the Internet Protocol Security (IPSec) protocol suite. IKE's main function is to negotiate and manage the security associations (SAs), which define the specific algorithms and keys used for secure communication.

 

[mayank]

Internet Key Exchange (IKE) is a protocol used to set up a secure and authenticated communication channel between two devices in a VPN. It negotiates security policies and cryptographic keys for encrypting and decrypting data over IP networks.

 

[danisjohn]

Internet Key Exchange (IKE) is a protocol used to securely establish a shared cryptographic key between two parties over an untrusted network, such as the Internet. It is commonly used in Virtual Private Networks (VPNs) to set up secure communication channels by authenticating users and negotiating encryption methods and keys.

 

[riyanroshan]

Internet Key Exchange (IKE) is a protocol used to set up a secure, authenticated communication channel between two parties over an IP network. It is primarily used in IPsec (Internet Protocol Security) to establish cryptographic keys and manage Security Associations (SAs) for secure data transfer.

IKE works in two phases:

1. Phase 1: Establishes a secure, encrypted channel (IKE SA) using authentication methods like pre-shared keys or certificates.
2. Phase 2: Negotiates the actual IPsec keys and parameters for protecting data traffic.

IKE ensures confidentiality, integrity, and authenticity of communication, commonly used in VPNs (Virtual Private Networks).

 

[John]

Internet Key Exchange (IKE) is a protocol that establishes a secure, authenticated communication channel between two parties over the Internet. It negotiates and manages cryptographic keys for IPsec, enabling encrypted VPN connections. IKE automates key generation, exchange, and refreshing, ensuring confidentiality, integrity, authentication, secure data transmission, and automatic rekey intervals.