Re: [Implementation] CRYSTALS-Dilithium5 in W3C Verifiable Credentials

Cool, nice work!

Sincerely,

*Harrison Tang*
COO
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On Fri, Feb 6, 2026 at 6:11 AM Amir Hameed <amsaalegal@gmail.com> wrote:

> Hello CCG,
>
> I wanted to share a successful implementation of a Post-Quantum
> Cryptography (PQC) stack within the W3C VC/DID framework.
>
> Attached are screenshots demonstrating a full lifecycle using
> *CRYSTALS-Dilithium5* (Dilithium5VerificationKey2023):
>
>    1.
>
>    *holder_did.json*: A DID Document utilizing a Dilithium5 public key.
>    2.
>
>    *verifiable_credential.json*: A university degree credential issued
>    and signed with Dilithium5.
>    3.
>
>    *verifiable_presentation.json*: A complete presentation where the
>    holder-binding is also secured via Dilithium.
>
> Given the NIST standardization of Dilithium, I believe this demonstrates
> the readiness of PQC suites for production-grade Decentralized Identity.
>
> Looking forward to any feedback or discussion on further standardizing
> these PQC-based verification methods.
>
> Best,
>
> Amir Hameed Mir
>
> Principal Investigator , Sirraya Labs
>