# Policy-based Chameleon Hash for Blockchain Rewriting with Black-box Accountability

> Research article (Annual Computer Security Applications Conference, 2020) · cited 70× · AI/ML

**Wikidata**: [openalex:W3112237412](https://www.wikidata.org/wiki/openalex:W3112237412)  
**Source**: https://4ort.xyz/entity/policy-based-chameleon-hash-for-blockchain-rewriting-with-black-box-accountability