💦 Ripple CBDC is a central bank digital currency that is based on the Ripple network, a decentralized platform for cross-border payments and settlements

Our project aims to demonstrate how Ripple CBDC chip implants can transform your life by providing you with a seamless and frictionless payment experience. We have developed a prototype of a chip implant that can communicate with Ripple’s CBDC platform via NFC (near-field communication) or Bluetooth. We have also created a mobile app that can interact with the chip implant and display your balance, transaction history, and other features. We have tested our prototype with various use cases, such as paying for groceries, renting a bike, or sending money to a friend.

Imagine being able to pay for your groceries, rent, or utilities with just a tap of your finger. Imagine being able to travel across borders without carrying any currency or documents. Imagine being able to access financial services that were previously unavailable or unaffordable for you. With Ripple CBDC chip implants, you can do all that and more.

  • With a chip implant that uses Ripple CBDC, you can:

    • Pay for goods and services with a simple scan of your hand
    • Verify your identity and access digital services without passwords or documents
    • Track your health and wellness data and share it with your doctor or insurer
    • Participate in loyalty programs and social impact initiatives that reward you for your actions
  • The benefits of using a chip implant that uses Ripple CBDC are:

    • Convenience: You don't need to carry cash, cards, or wallets anymore
    • Security: Your transactions are encrypted and protected from fraud and theft
    • Privacy: You control what data you share and with whom
    • Inclusion: You can access financial services regardless of your location or status

⌨️ Programming and IPFS API:

NFC Tools Pro is an app that allows you to read, write, and program tasks on NFC tags and other RFID-compatible chips. It includes additional features such as profiles management, allowing you to save your tags or tasks profiles to reuse them later, and export and import them easily. You can also execute tasks without NFC tags, using a shortcut on your home screen, emulate an NFC tag with your records (NDEF) using your device, and create complex actions with conditions using conditional blocks. The app offers more than 200 tasks for infinite combinations.

NFC Tools Pro is developed by Wakdev, a company that specializes in creating apps for Android and iOS devices.

Moralis is a platform that provides Web3 networks and chains with cross-chain APIs. It offers powerful out-of-the-box solutions to fetch logs and events, liquidity reserves and pair data across multiple blockchains, resolve ENS names & unstoppable domains, upload and get your data pinned automatically to IPFS, get NFT, token & transaction data from EVM chains, and real-time data for any on-chain event. Moralis’ APIs are cross-chain compatible, allowing you to build on all the biggest Web3 networks. Moralis also provides blockchain nodes for all the biggest chains such as Ethereum, Polygon, Binance Smart Chain, Avalanche, Chainlink, Fantom, Aptos, Solana and more. Moralis is also a premier Web3 education platform with an alumni of over 60,000 students and industry-leading Web3 courses.

Example of simple Ripple API server with endpoints, and a client NFC app.

/createWallet create an Ripple wallet /getBalance checking wallet balance /transaction making a transaction Getting started with the server-side: Go to https://moralis.io/ and get your XRP API key. It looks like this: https://rinkeby.infura.io/v3/3fe7c90a4ec34aae900a7900d3fb48dc You can use mine for test, but it's free so please create your own at https://moralis.io/ Put your key in 'src/config.json' under 'RippleNetwork' Install dependencies npm install Start developing npm run dev Start production server npm start Config { "port": 8080, // port to launch app to "bodyLimit": "1kb", // max size of request json object "RippleNetwork": "" // Infura API key } Endpoints /createWallet

GET localhost:8080/createWallet response { "address": CREATED_WALLET, "privateKey": PRIVATE_KEY } /getBalance/SOME_XRP_ADDRESS

GET localhost:8080/getBalance/SOME_XRP_ADDRESS response { "XRPAddress": SOME_XRP_ADDRESS, "balance": BALANCE } /transaction

POST to localhost:8080/transaction BODY { "privateKey": YOUR_PRIVATE_KEY, "amount": AMOUNT, "destination": DESTINATION_WALLET } response { "txHash": TRANSACTION_HASH }

🦾 Technology used in demo:

xSIID NFC + LED Implant Made with the Dsruptive SIID OEM module, the xSIID merges Dsruptive design with Dangerous Things materials, manufacturing, and testing.

  • 13.56MHz ISO14443A & NFC Type 2 chip
  • 2x15mm cylindrical sterile bioglass implant
  • 1kB (888 bytes) of user writable memory
  • Integrated power harvesting LED indicator

  • 13.56MHz ISO14443A & NFC Type 2 compliant NTAG I2C RFID chipset

  • Full datasheet for the NXP NTAG I2C RFID/NFC chip

  • 7 byte UID and 1912 bytes of user read/write memory

  • 10 year data retention. Rated for 100k writes per memory block.

  • Encased in 2.1mm by 15mm bioglass with non-toxic epoxy

  • Pre-tested and pre-loaded into sterile injection assembly

  • No “anti-migration” coating means easy removal/replacement

The xSIID is a next generation NFC compliant microchip implant which leverages the SIID, an innovative OEM module design from Dsruptive. The module houses both an NTAG I2C NFC chip and an LED indicator tied to the energy harvesting pins of the NTAG I2C. This design ensures the LED does not interfere with operation of the NFC chip and always receives filtered power output regardless of field variance. The xSIID comes in a variety of colors and offers the 1kB (888 bytes) user writable memory. You can store website URLs, contact details, or arbitrary binary data and share that with anyone who scans your xSIID with an NFC enabled smartphone!

🦿 Suitable Technology to be used:

The VivoKey Apex Flex is the ultimate subdermal security key for digital identity, cryptography, and blockchain applications!

  • 7.5mm x 28mm subdermal security key
  • JCOP 4 / Java Card 3.0.5 support
  • 83872 bytes of application EEPROM
  • Common Criteria EAL 6+ and other national certification schemes
  • User friendly secure applet deployment provided by Fidesmo
  • 5mm (4G) Flex placement needle included!

The Apex Flex is a patent pending subdermal security key from VivoKey Technologies enabling always available, fully autonomous separation of cryptographic functions from vulnerable general computing platforms such as your smartphone or computer. The ability to carry your OTP authenticator, PGP, and other cryptographic keys, and perform cryptographic functions all in vivo (generate OTP codes, encrypt & decrypt data, etc.) without ever revealing private keys to the NFC interface you are interacting with is a huge step forward for personal digital identity and data security.

🤖 OR

flexSecure Java Card Implant The flexSecure is a developer friendly in vivo platform for digital identity, cryptography, and blockchain applications secured in a subdermal NFC implant.

  • Implantable 7.5mm x 28mm secure element contactless smart card
  • JCOP 4 OS for Java Card 3.0.5 applets on 167736 bytes of available EEPROM
  • Common Criteria EAL 6+ and other national certification schemes
  • Factory default master key, ready for developers to immediately deploy apps
  • 5mm (4G) Flex Install Needle Included! *Details & Warning

The flexSecure is a subdermal contactless secure element enabling fully autonomous separation of your cryptographic keys and functions from vulnerable general computing platforms such as your smartphone or computer. The ability to not only carry your OTP, PGP, and other cryptographic keys with you at all times, but also perform cryptographic functions in vivo (generate OTP codes, encrypt & decrypt data, etc.) without ever revealing private keys to the NFC interface you are interacting with is a huge step forward for personal digital identity and data security.

  • The flexSecure uses a SmartMX3 P71 chip from NXP. It comes with factory default master key set, and with ISD: A000000151000000 (OP_READY) and the card manager applet PKG: A0000001515350 (LOADED) so it’s ready for use with GlobalPlatformPro. Full documentation is available via public repository located at https://github.com/DangerousThings/flexsecure-applets/tree/master/docs.

  • You are free to compile and load any applets you want of course, but we are maintaining a repository of open source applets and associated tools for your convenience at https://github.com/DangerousThings/flexsecure-applets/. If you would rather have an easy to use app-store like experience to deploy and manage your in vivo secure applications, check out Apex Flex.

💍 If you're not into implants

APEX RING

Comfortable Apex Ring comes in sizes 5 to 13 with a wide bevel cut to fit comfortably on your finger.

Waterproof With an IP-68 rating against dirt and water, your Apex Ring is safe even while swimming.

No Battery Hassle free ISO14443A NFC communication means there’s no battery to keep charged.

• Durable zirconia ceramic construction

• Will be available in size US 5 to US 13

• No battery, no charging, no hassle

• Lifetime access to new features

• Link your credit cards, tap to pay

• Use as a key to your Tesla vehicles

• Link with compatible locks and devices

• Share data over NFC with smartphones

• On ring apps OTP, FIDO, HMAC, PGP, etc.

💍OR

Magic Ring (Magic Mifare 1k + T5577)

The Magic Ring is comfortable ceramic ring with a very nice black finish and simple chamfer edge. Hidden inside the ring are two fully programmable RFID chips – a 13.56MHz Mifare 1k Magic gen2 chip and a 125kHz T5577 RFID chip. The 4 byte ID of the Magic gen2 chip can be reprogrammed and used with legacy ISO14443A RFID systems. The RFID side with T5577 chip can be reprogrammed with the Proxmark3 to emulate a large array of common 125kHz work badges, key fobs, and access cards.

What can this product do? • Copy both LF and HF chip IDs to this product • Some types of HF and LF access control applications • Log into your computer with this product

What this product can’t do • Share data with NFC enabled smartphones

  • Technical Specifications

13.56MHz Magic Mifare 1k gen2

13.56MHz ISO14443A Magic Mifare 1k gen2 chip Fully programmable 4 byte NUID Serial Number Programmable with MCT App for Android or Proxmark3 125kHz T5577 RFID Chip

125kHz EM41xx/EM4200/HID/Indala compatible T5577 RFID chip Full datasheet for the Atmel ATA5577 chip Watch a video about the T5577! Pre-programmed in EM41xx mode with a 40 bit unique ID

xEM Access Controller The xEM Access Controller (xAC) is a stand-alone access control module that works with the 125kHz T5577 chip inside the Magic Ring to allow (or deny) access to anything you wire it into!

Projects people have created with the xAC v2 Here are some projects on our community forum that utilize the xAC v2;

• Garage door opener project • Unlock the car • Gun safe upgrade • Wall safe upgrade • Another garage door opener • Start the car • Magic toolbox

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