Using Timestamped Credentials with Witness Protocol, Veramo and DIDComm
Verifiable Credentials issued by DIDs provide powerful verifiability on the claims made. You can trustlessly verify that a specific identity made a specific claim. But, by default, you cannot be sure *when* a claim was made. Although credentials include a `validFrom` (in the VC 2.0 spec) property indicating when the credential was issued, this is simply a claim being made by the issuer. If the issuer is a known and trusted entity, this might be alright. But in more complex systems with many p...
Using Timestamped Credentials with Witness Protocol, Veramo and DIDComm
Verifiable Credentials issued by DIDs provide powerful verifiability on the claims made. You can trustlessly verify that a specific identity made a specific claim. But, by default, you cannot be sure *when* a claim was made. Although credentials include a `validFrom` (in the VC 2.0 spec) property indicating when the credential was issued, this is simply a claim being made by the issuer. If the issuer is a known and trusted entity, this might be alright. But in more complex systems with many p...
