Verifiable Credential

AI services already use credits to meter storage, compute, and API calls. As Agents begin to act across systems, the important work is not giving those units a fashionable name. It is making the rights, authority, and usage they represent possible to verify and reconcile.

We are pleased to announce a significant update aimed at bolstering security across all our online services. As part of our ongoing commitment to prov

(Olympia, Washington) Jan 12. ArcBlock and members of the Cascadia Blockchain Council testified today in supporting of two WA Blockchain Bills:SB 5534

Author: Robert Mao (Chief Architect and CEO of ArcBlock)NFT has gone through a long process to become a "new thing".Although NFT (Non-Fungible Token)

Author: Matt McKinney - ArcBlock VP of MarketingArcBlock continues to expand the accessibility and use cases for identity-driven applications and its

Author: Rebbeca RenMedia: PingWestDate: 04/27/2020The unprecedented partnership between Apple and Google on Covid-19 contact tracing was one of the fi

Create and manage a digital identity (DID) and its associated credentials in one app.

The part of the DID protocol an application uses to ask someone to sign in or present a credential, including alongside third-party accounts.

ArcBlock Blockchain User Guide: Functions and Help Instructions.

The open protocol and development kit for connecting users and dapps.

DID Wallet: Supports multiple chains, integrates identity and asset management.

A useful system can distinguish the person, service, or agent taking an action; the party it represents; and the permission for that action. Treating all three as one shared secret makes a later decision harder to explain.

A distributed ledger that links records cryptographically and uses shared validation and consensus rules to establish an accepted transaction history.

A DID is a digital identifier. It helps its holder and a verifier establish who controls an identity and who a claim relates to. It is not a wallet, and it does not replace application accounts, sign-in methods, or permission rules.

ArcBlock’s DID method, using the did:abt: namespace to identify accounts, assets and other objects. Resolution requires support for this method.

The position that a person should hold their own identifiers and credentials and decide each time what to disclose. It is a stance about who is in control, not a protocol; decentralized identity is how it gets built.