> For the complete documentation index, see [llms.txt](https://docs.hypersign.id/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hypersign.id/core-concepts/specifications/supported-signature-algorithms.md).

# Supported Signature Algorithms

<figure><img src="/files/L7FVucJGCA1lraKzLyXo" alt=""><figcaption></figcaption></figure>

#### CryptoSuits Specifications

* [EdDSA Crypptosuite v2020](https://www.w3.org/community/reports/credentials/CG-FINAL-di-eddsa-2020-20220724/#abstract)
* [Ecdsa Secp256k1 Signature 2019](https://w3c-ccg.github.io/lds-ecdsa-secp256k1-2019/)
* [Ecdsa Secp256k1-R](https://github.com/decentralized-identity/EcdsaSecp256k1RecoverySignature2020#es256k-r)

#### Signature algorithm

* [EdDSA](https://www.rfc-editor.org/rfc/rfc8032)
* [ES256K](https://www.rfc-editor.org/rfc/rfc6979)

**Verification Key Representation Formats**

* Multibase
* CAIP-10

#### Verification Method Key type

* [Ed25519VerificationKey2020](https://github.com/digitalbazaar/ed25519-verification-key-2020)
* [EcdsaSecp256k1VerificationKey2019](https://w3c-ccg.github.io/security-vocab/#EcdsaSecp256k1VerificationKey2019)
* [EcdsaSecp256k1RecoveryMethod2020](https://w3c-ccg.github.io/security-vocab/#EcdsaSecp256k1RecoveryMethod2020)

#### Verification Method Signature type

* [Ed25519Signature2020](https://github.com/digitalbazaar/ed25519-signature-2020)
* [EcdsaSecp256k1Signature2019](https://w3c-ccg.github.io/lds-ecdsa-secp256k1-2019/#signature-format)
* [EcdsaSecp256k1RecoverySignature2020](https://w3c-ccg.github.io/security-vocab/#EcdsaSecp256k1RecoverySignature2020)