com.authlete.cose.constants (com.authlete:cbor 1.20 API)

package com.authlete.cose.constants

Related Packages

Package

Description

com.authlete.cose
Classes

Class

Description

COSEAlgorithms

COSE Algorithms Name Value Description COSEAlgorithms.RS512 -259 RSASSA-PKCS1-v1_5 using SHA-512 COSEAlgorithms.RS384 -258 RSASSA-PKCS1-v1_5 using SHA-384 COSEAlgorithms.RS256 -257 RSASSA-PKCS1-v1_5 using SHA-256 COSEAlgorithms.ES256K -47 ECDSA using secp256k1 curve and SHA-256 COSEAlgorithms.PS512 -39 RSASSA-PSS w/ SHA-512 COSEAlgorithms.PS384 -38 RSASSA-PSS w/ SHA-384 COSEAlgorithms.PS256 -37 RSASSA-PSS w/ SHA-256 COSEAlgorithms.ES512 -36 ECDSA w/ SHA-512 COSEAlgorithms.ES384 -35 ECDSA w/ SHA-384 COSEAlgorithms.EdDSA -8 EdDSA COSEAlgorithms.ES256 -7 ECDSA w/ SHA-256

COSEEllipticCurves

COSE Elliptic Curves Name Value Key Type Description P-256 1 EC2 NIST P-256 also known as secp256r1 P-384 2 EC2 NIST P-384 also known as secp384r1 P-521 3 EC2 NIST P-521 also known as secp521r1 X25519 4 OKP X25519 for use w/ ECDH only X448 5 OKP X448 for use w/ ECDH only Ed25519 6 OKP Ed25519 for use w/ EdDSA only Ed448 7 OKP Ed448 for use w/ EdDSA only secp256k1 8 EC2 Ed448 for use w/ EdDSA only

COSEHeaderParameters

COSE Header Parameters Name Label Value Type Description Reference alg 1 int / tstr Cryptographic algorithm to use RFC 9052 crit 2 [+ label] Critical headers to be understood RFC 9052 content type 3 tstr / uint Content type of the payload RFC 9052 kid 4 bstr Key identifier RFC 9052 IV 5 bstr Full Initialization Vector RFC 9052 Partial IV 6 bstr Partial Initialization Vector RFC 9052 x5chain 33 COSE_X509 An ordered chain of X.509 certificates RFC 9360

COSEKeyCommonParameters

COSE Key Common Parameters Name Label CBOR Type Description kty 1 tstr / int Identification of the key type kid 2 bstr Key identification value - match to kid in message alg 3 tstr / int Key usage restriction to this algorithm key_ops 4 [+ (tstr/int)] Restrict set of permissible operations Base IV 5 bstr Base IV to be XORed with Partial IVs

COSEKeyOperations

COSE Key Operations Name Value Description sign 1 The key is used to create signatures.

COSEKeyTypeParameters

COSE Key Type Parameters Key Type Name Label CBOR Type Description OKP crv -1 int / tstr EC identifier -- Taken from the "COSE Elliptic Curves" registry x -2 bstr Public key d -4 bstr Private key EC2 crv -1 int / tstr EC identifier -- Taken from the "COSE Elliptic Curves" registry x -2 bstr x-coordinate y -3 bstr / bool y-coordinate d -4 bstr Private key RSA n -1 bstr The RSA modulus n e -2 bstr The RSA public exponent e d -3 bstr The RSA private exponent d p -4 bstr The prime factor p of n q -5 bstr The prime factor q of n dP -6 bstr dP is d mod (p - 1) dQ -7 bstr dQ is d mod (q - 1) qInv -8 bstr qInv is the CRT coefficient q^(-1) mod p other -9 array Other prime infos, an array r_i -10 bstr A prime factor r_i of n, where i >= 3 d_i -11 bstr d_i = d mod (r_i - 1) t_i -12 bstr The CRT coefficient t_i = (r_1 * r_2 * ... * r_(i-1))^(-1) mod r_i Symmetric k -1 bstr Key value HSS-LMS pub -1 bstr Public key for HSS/LMS hash-based digital signature WalnutDSA N -1 unit Group and Matrix (NxN) size q -2 unit Finite field F_q t-values -3 array (of unit) List of T-values, entries in F_q matrix 1 -4 array (of array of unit) NxN Matrix of entries in F_q in column-major form permutation 1 -5 array (of unit) Permutation associated with matrix 1 matrix 2 -6 array (of array of unit) NxN Matrix of entries in F_q in column-major form

COSEKeyTypes

COSE Key Types Name Value Description COSEKeyTypes.OKP 1 Octet Key Pair COSEKeyTypes.EC2 2 Elliptic Curve Keys w/ x- and y-coordinate pair COSEKeyTypes.RSA 3 RSA Key Symmetric 4 Symmetric Keys HSS-LMS 5 Public key for HSS/LMS hash-based digital signature WalnutDSA 6 WalnutDSA public key

Package com.authlete.cose.constants