Jwt Cannot Be Used on Blockchain

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jwt cannot be used on blockchain

it cannot be signed with secp256k1

“alg” (Algorithm) Header Parameter Values for JWS

The table below is the set of “alg” (algorithm) Header Parameter values defined by this specification for use with JWS, each of which is explained in more detail in the following sections:

“alg” Param	Digital Signature or MAC	Implementation
Value	Algorithm	Requirements
HS256	HMAC using SHA-256	Required
HS384	HMAC using SHA-384	Optional
HS512	HMAC using SHA-512	Optional
RS256	RSASSA-PKCS1-v1_5 using SHA-256	Recommended
RS384	RSASSA-PKCS1-v1_5 using SHA-384	Optional
RS512	RSASSA-PKCS1-v1_5 using SHA-512	Optional
ES256	ECDSA using P-256 and SHA-256	Recommended+
ES384	ECDSA using P-384 and SHA-384	Optional
ES512	ECDSA using P-521 and SHA-512	Optional
PS256	RSASSA-PSS using SHA-256 and MGF1 with SHA-256	Optional
PS384	RSASSA-PSS using SHA-384 and MGF1 with SHA-384	Optional
PS512	RSASSA-PSS using SHA-512 and MGF1 with SHA-512	Optional
none	No digital signature or MAC performed	Optional

— https://datatracker.ietf.org/doc/html/rfc7518

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