Overview#

RS256 is an Abbreviation of RSA Digital Signature Algorithm with SHA-256 and is in the JSON Web Signature and Encryption Header Parameters Registry

RS256 JOSE#

RSA Digital Signature Algorithm with SHA-256 is an Asymmetric Key Cryptography algorithm, and it uses a Public Key/Private Key pair: the identity provider has a Private Key used to generate the signature, and the consumer of the JWT gets a Public Key to validate the signature.

More Information#

There might be more information for this subject on one of the following:

• Access Token Validation
• Apple ID
• At_hash
• OAuth Dynamic Client Registration Metadata
• Request_object_signing_alg_values_supported
• Token_endpoint_auth_signing_alg_values_supported