Data breaches, identity theft, and revocation: a real-world case study on why W3C is developing Verifiable Credential Barcodes https://www.w3.org/press-releases/2026/data-breaches-identity-theft-and-revocation-a-real-world-case-study-on-why-w3c-is-developing-verifiable-credential-barcodes/ #verifiablecredentials