# Vertisan Extensibility Standards Aspects of the Vertisan DeFi Ecosystem can be extended in many ways to provide additional functionality, and to ensure it all stays technically relevant in the coming decades. Following are the extensibility standards throughout the Vertisan DeFi Ecosystem: ## Fractal Core Network ### Current Standards #### VFN-DA22 Standard Fractal Digital Asset specification. Conforming with this standard is required to create or import digital assets. #### VFN-PNFT-22 Standard Fractal Portable NFT standard. #### VFN-BWI22 Standard Blockchain wallet import standard. #### VFN-MAJP22 Standard Fractal Metrics and analytics plugin. #### VFN-TAP22 Standard Fractal Traversal Agent plugin. #### VFN-CM22 Standard Fractal Currency Model, which includes both fiat currencies and cryptocurrencies. JSON specification. #### VFN-CAP22 Fractal Consensus Algorithm plugin. #### VECTON-HAP22 Standard Vecton Hashing Algorithm plugin. ### Deprecated Standards Currently, there are no deprecated standards. ## Nebula Neural Network ### Current Standards #### VN-NUID22 NUID specification. #### VN-PEROSONA22 Persona specification. ### Deprecated Standards Currently, there are no deprecated standards. ## Cryptocase ### Current Standards #### VFN-CC22 Standard Specification for a Cryptocase. Any 3rd-party cryptocases must conform to this standard in order to function on a Fractal network with Neural Core 2022.3.10 or later. #### VFNC-SAP22 Standard Cryptocase Analytics and Statistics plugin. #### VFNC-PFP22 Standard Cryptocase Proof of Funds provenance plugin. #### VFNC-PP22 Standard Cryptocase Personalization plugin. #### VFNC-AP22 Standard Cryptocase Agents functionality plugin. #### VFNC-RBAC22 Standard Cryptocase Role-Based Access Control plugin #### VFNC-RBCC22 Standard Cryptocase Role-Based Custodial Control plugin. #### VFNC-RPP22 Standard Cryptocase Recovery Protocol plugin #### VFNC-SKP22 Standard Cryptocase Signing Key Storage plugin #### VFNC-SIVP22 Standard Cryptocase Strong Identity Verification plugin #### VFNC-MS22 Standard Cryptocase Metadata Storage specification. ### Deprecated Standards Currently, there are no deprecated standards. ###### Relevant Search Tags > #vfn-architecture #vfn-standards #fractal-standards #vertisan-standards