IPsec, or Internet Protocol Security, is a suite of protocols designed to secure Internet Protocol (IP) communications by authenticating and encrypting each IP packet in a communication session. It is used to establish virtual private networks (VPNs) and to provide secure communication across potentially insecure networks, such as the internet. ### Key Features of IPsec: 1. **Data Integrity**: IPsec ensures that data sent over the network has not been tampered with during transmission.
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