Encapsulation security payload

nouncandidate·updated May 9, 2026

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Protocol, which is designed to provide a mix of security services in IPv4 and IPv6. ESP can be used to provide confidentiality, data origin authentication, connectionless integrity, an anti-replay service (a form of partial sequence integrity), and (limited) traffic flow confidentiality. (RFC 4303) Scope Note: The ESP header is inserted after the IP header and before the next layer protocol header (transport mode) or before an encapsulated IP header (tunnel mode).

MWE

Classifications

per-axis with provenance

Entity Type

Network95%llm-generatedllm:claude-haiku-4-5

?unassignedlast reviewed —

Sensitivity

unclassified

Information Class

unclassified

Variants

4 surface forms

acronym: ESP
plural: Encapsulation security payloads
possessive: Encapsulation security payload's
pluralpossessive: Encapsulation security payloads'

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