SignatureType¶

The following table defines the currently assigned values for the SignatureType element in NDN Interest and Data packets.

SignatureType	Value (dec)	Description	Reference
Sha256	0	Integrity protection using a SHA-256 digest	DigestSha256
Sha256WithRsa	1	Integrity and provenance protection using an RSA signature over a SHA-256 digest	SignatureSha256WithRsa
(reserved)	2	Reserved for future assignments
Sha256WithEcdsa	3	Integrity and provenance protection using an ECDSA signature over a SHA-256 digest	SignatureSha256WithEcdsa
HmacSha256	4	Integrity and provenance protection using a SHA-256 hash-based message authentication code	SignatureHmacWithSha256
Ed25519	5	Integrity and provenance protection using an Ed25519 signature	SignatureEd25519
Blake3	6	Integrity protection using a BLAKE3 digest	Plain BLAKE3 digest
Blake3Keyed	7	Integrity and provenance protection using a BLAKE3 digest with 32-byte shared secret	Keyed BLAKE3
(reserved)	8-199	Reserved for future assignments
Null	200	Empty signature for testing and experimentation	NullSignature

References¶

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