For example you could lookup a user's profile based on their DID, their Ethereum account, or their Twitter deal with; or you might lookup a user's Filecoin account based on their Polkadot account. This Author are dealing with The Chart on indexing these identity structures which will open up numerous brand-new chances in this world.
If you also require a method of keeping and managing user information, you have 3 main choices. Utilize the IDX library to directly keep files on the Ceramic Network and add recommendations to those documents in the user's index. For this option, no additional software is required; it works out of the box with IDX.Store data in alternative information storage systems such as Filecoin, IPFS, Sia, Arweave, Textile, Orbit, DB, Secure Data Stores, or Ethereum contracts and use IDX to add references to this information in your user's index.
This holds true no matter where the information resides (servers or decentralized networks) or which application first produced the data. The identity index includes mappings to different data sources, Share information throughout applications and silos, As described above, the key element of IDX that de-silos info, promotes interoperability, and makes it possible for user control is the identity index.