DIDH Use Case
“SSI Data Open Ecosystem with Various Service Connected Centering on Individuals”
“Data Economy Create Added Value for Everyone by Integrating Data between Services”
LEDGIS Use Cases
Data Market
Break Boundary Between Each Industry and Realize Ecosystem Beneficial for All based on Individual-Centered Data Market Platform
- Using data collected from cars for researching and developing navigation
Car manufacturers collect diverse user data such as battery status, tire pressure, exhaust gas, auto-driving record, GPS data, steering angle, speed information, etc. with driver’s consent and the data is sold to the companies that develop new products such as intelligent navigation and network mobility service.
- Data Provider : can monetize data
- Data Buyer : can develope better navigation and preoccupy the market
- User : can monetize data and use the improved product
- Customized Insurance Quote by Sharing Car/Financial Data
When the data provider tries to change the car insurance or subscribe new insurance, the data can be shared with insurance companies that need various data sets such as car data, verified personal data (KYC), or financial data
- Data Buyer : can attract more insurance subscribers while customers can get improved insurance benefits from the customized insurance quote
- User : can get improved insurance benefits from the customized insurance quote
DIDH Allows Individuals to Use Own DID Data Wallet and Reuse Certificate for Parties that Need Certificates
Loan Application
To get loan from bank, user goes through following steps
- Issue identity VC from government agency and employment VC from company
- Save the issued certificate VC in DID-IDH
- Share access to identity/employment VC saved in DID-IDH so that banks can access VCs
- Banks take identity/employment VC from DID-IDH, review them, and approve loan
- User: No need to issue additional certificate, better user experience
- Issuer : Higher administrative efficiency by reducing issuance of the same certificates Automated system for paperless (certificate print) administration
Combination of Indian Personal Information System and DIDH Platform to Utilize Issued Identity Certificate and Authenticate Individuals in Companies Needing Authentication
Identity Authentication using Identity data
- First KYC on Indian Aadhaar system
- Issue DID certificate by utilizing bio-data and private key based on Indian government agency trusts
- Authenticate for agencies needing identification (loan/card issuance/employment, etc.) by using bio-data certificate
- User : No need to connect with Indian government system for every authentication
- Quick and convenient DID wallet-based authentication for better user experience
- Government System : Lower system load by reducing number of authentication
The pet ecosystem project is the world’s first blockchain
for pets that provides various services by registering an identification code based on vein authentication technology in the blockchain
A service that implements a mechanism for receiving rewards from advertisers through blockchain technology after being authenticated in the community for the practice of good habits in personal life
Sharing DID-based Transaction Records to Prevent Data Manipulation and Guarantee Integrity
Epidemiologic Survey System
- User
- Users can transparently view how their sensitive information is being used
- Data history is de-identified based on DID, So it is unavailable to trace back to the user from third party
- Epidemiologists, Local Government & Analysis Agency
- Obtaining data reliability and ease of tracking by storing data information of Corona Virus infected or suspected cases in large-capacity storage with data integrity and security
Integration of Points between Different Service Businesses
Identity Authentication using Identity data
- Users login to shopping mall by using DID wallet and points for buying products are automatically saved to shopping mall point wallet
- DID wallet points can be converted to flight mileage and users can buy ticket to Jeju Island at cheaper price
- After using flight, additional mileage from airlines can be converted to hotel membership points and used at hotel restaurants
- User : Able to manage all service points with one verified account for higher convenience and better user experience
- Business : No need to make separate authentication system for converting points between partners, quick onboarding for minimum connection time and cost,
DIDH + Biometric Authentication for Quick Cardless Payment/Authentication
For Users
- Customers use wallets for integrated login, payment, point usage, and asset (NFT, etc.) for all partners conveniently and safetys
- 1Person-1Wallet system to prevent any risks of account theft (Key Loss, Bio-Data Manipulation, Etc.)
For Partners
- No need to build separate user authentication system Innovatively fast and convenient onboarding to partners
- No need to store personal information in local server Less information security cost & free from strict personal information protection
Decentralized Data Infrastructure Ensuring Anonymity and Handling Large Transactions for Introducing CBCD
Problems
- Exposure of user’s CBDC transaction history during distributed storage of transaction between micropayment agencies [Privacy Issue]
- Although it is necessary to save transaction history in blockchain, it is unable to handle large data in on-chain [Cost due to Data File Size & Overhead]
Solutions
- DID-based CBDC Use History Management → Secure privacy by guaranteeing anonymous transaction of CBDC
- Encryption of Large Transaction History (Layer 2 Solution) → Record CBDC balance in On-Chain to solve problems in handling the large transactions
Application of Decentralization Technology on NFT Digital Original Source : Enhance Security and Enable Exercise of Right by Contents Owner
NFT market platform built/operated by LEDGIS
LEDGIS NFT is an NFT market platform that builds/provides marketplaces that enable Curating, Minting and Trading services for various real-based contents such as digital works.
Main Features
- No Minting fee, Drops(First Market), P2P Market, Provides various payment methods (KRW,USD,LED)
- Provides strong security such as preventing hacking of NFT works, protecting digital copyrights
- Provides DID-based decentralized data storage that manages origin data of NFT works
- Records the original data hash information on the blockchain to prove the original authenticity
- Provides an NFT minting/management environment where artists, galleries can trust and be assured
- Provides storage service for E-Contract and Documents (To be applied)
NFT marketplace for artists who are work in New York East Village.
It sells and operates works of Jane Dickson, Jean-Michel Basquiat, Keith Haring, James Romberger, and Rick Froll etc.
NFT marketplace based on fine art contents operated by project spacemium
LEDGIS-Based Defi – Lemonade Protocol
Enjoy Sweet Profits with Lemonade
FREE STAKING FEE
In the cases of existing DeFi services, there are many restriction on the use of services (deposits, loans, etc.) by individuals due to the high volatility and high as fee, but Lemonade does not receive fees from individual users and returns all staking rewards to the stakers.
EASY-TO-USE
Integrated DeFi portal provides innovative convenience with UX that identifies and manages assets scattered across numerous services at a glance, allowing even the general public who are not familiar with Crypto to easily use it.
GUARANTEED FAST TPS
21 block production nodes selected from free competition based on DPoSS secure the data reliability and enables transaction processing speed of 3,000TPS, which is faster than Ethereum by hundreds of times.
STAKING
User can invest assets on network, contribute to ecosystem, and get rewards for contributions. The interest rate differs depending on deposit period and there are currently 3 staking plans.
- Unlimited Fixed Profit Plan
- One Month Fixed Profit Plan
- One Month Variable Profit Plan
LONG I SHORT BATTLE
Long/Short Battle is a battle game and you guess whether the price of Bit Coin with high price volatility would go up (long) or go down (short) after 5 minutes by betting with the LED coins you have.
Secure Transparency in Various Defense Industry Fields
Blockchain Platform
- Prevent forgery of important data in Defense Acquisition Program Administration’s information system
- Enhance reliability of Defense Acquisition Program Administration’s information system
DID Platform
- Identify and authenticate people in charge and procurement companies using National Defense E-Procurement System & verify effectiveness of the submitted documents
IDH Platform
- Exempt submission of overlapping document to simply the documents required for procurement biddings
- Reduce inefficiency in storing the overlapping documents
Prevent Data Manipulation and Guarantee Integrity based on DID-based System Access Control and Blockchain Logistics and Distribution Records
DID-Based Access Control
- DID-based SISRECO system access control
- Only authorized user with DID-based certificate is allowed to register and manage military supplies
- Enhance security by subdividing authorization for each purpose of use
Guarantee on Blockchain Data’s Integrity
- Prevent data forgery with blockchain-based firearm management
- Clear transaction conditions and contract performance results based on smart contract and automated contract performance program
- Able to monitor all transactions by network participants
- Provide reliable data and prevent self-denial
DIDH can be E-Contract Platform that Issues VC Documents with Digital Signature and Shares Documents Safely via P2P
Scenario : Issue Digital Lease Contract/Assign Fixed Date
- Lessor puts digital signature on contract by using DIDH.
- Lessee puts additional signature with Lessor’s signature to issue contract
- Lessee shares lease contract VC to community service center and requests fixed date
- Community service center checks on the shared contract,
- User : No need to visit real estate broker and administrative agency to sign lease contract and request fixed date & Integrated digital management of actual contract documents
- Administrative Agency : No need for handwriting and manual process → Higher work efficiency
Platform for Preventing False Offerings and Preventing Forgery of Real Estate-Related Information by Using Blockchain
Blockchain-based real estate platform
- Blockchain for Issuing/Managing Verified Real Estate in
- Forms of NFT Token & Checking Real Estate’s Verification Status and Contract History
- Boost Real Estate Brokerage by Using NFT (Non-Fungible Token)
- Smart Contract for Checking Real Estate Status in Each Step, Checking Past Contract Data, and Detecting Forgery
A crowdfunding service which helps producers improve their competitive edge in the long-run and supports the growth of startups.
Information such as betting and win-lose record of online casino games are saved and opened in blockchain for a convenient and credible game environment
This platform keeps a lot of medical information and distribution processes transparent so that all the participants in medical and manufacturing fields can get an advantage.
Data Market
Break Boundary Between Each Industry and Realize Ecosystem Beneficial for All based on Individual-Centered Data Market Platform
- Using data collected from cars for researching and developing navigation
Car manufacturers collect diverse user data such as battery status, tire pressure, exhaust gas, auto-driving record, GPS data, steering angle, speed information, etc. with driver’s consent and the data is sold to the companies that develop new products such as intelligent navigation and network mobility service.
- Data Provider : can monetize data
- Data Buyer : can develope better navigation and preoccupy the market
- User : can monetize data and use the improved product
- Customized Insurance Quote by Sharing Car/Financial Data
When the data provider tries to change the car insurance or subscribe new insurance, the data can be shared with insurance companies that need various data sets such as car data, verified personal data (KYC), or financial data
- Data Buyer : can attract more insurance subscribers while customers can get improved insurance benefits from the customized insurance quote
- User : can get improved insurance benefits from the customized insurance quote