[stir] Proposed JWT Constraints Syntax

Russ Housley <housley@vigilsec.com> Thu, 30 March 2017 15:10 UTC

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From: Russ Housley <housley@vigilsec.com>
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Date: Thu, 30 Mar 2017 11:10:23 -0400
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Subject: [stir] Proposed JWT Constraints Syntax
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 JWTClaimConstraints ::= SEQUENCE {
   mustInclude [0] JWTClaimNames OPTIONAL,
      -- The listed claim names MUST appear in the PASSporT in addition to iat, orig, dest
      -- If absent, iat, orig, dest MUST appear in the PASSporT
   permittedValues [1] JWTClaimPermittedValuesList OPTIONAL }
      -- If the claim name is present, the claim MUST contain one of the listed values
    ( WITH COMPONENTS { ..., mustInclude PRESENT }
   | WITH COMPONENTS { ..., permittedValues PRESENT } )

JWTClaimPermittedValuesList SEQUENCE SIZE (1..MAX) OF JWTClaimPermittedValues
JWTClaimPermittedValues ::= SEQUENCE {
    claim  JWTClaimName,
    permitted  SEQUENCE SIZE (1..MAX) OF IA5String }

JWTClaimNames ::= SEQUENCE SIZE (1..MAX) OF JWTClaimName
JWTClaimName ::= IA5String