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RFC 4303
IP Encapsulating Security Payload (ESP),December 2005
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DOI: https://doi.org/10.17487/RFC4303
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Abstract
This document describes an updated version of the Encapsulating SecurityPayload (ESP) protocol, which is designed to provide a mix of securityservices in IPv4 and IPv6. ESP is used to provide confidentiality,data origin authentication, connectionless integrity, an anti-replayservice (a form of partial sequence integrity), and limited trafficflow confidentiality. This document obsoletes RFC 2406 (November1998). [STANDARDS-TRACK]
For the definition ofStatus,seeRFC 2026.
For the definition ofStream, seeRFC 8729.