Kiffmeister’s #Fintech Daily Digest (20230317)

A practical guide to offline payment security

Lipis Advisors in partnership with Crunchfish published a paper that outlines the key security aspects relating to offline digital currency payments. Unlike other offline payment platforms that operate in various devices’ secure elements, Crunchfish advocates a software-based approach that operates in a virtual secure elements on smartphones . The need for hardware-based digital cash (e.g., on cards, wearables and feature phones) is acknowledged, but as peripheral bearers that need to be able to exchange digital cash with the smartphone as the main bearer, even in full offline-mode. [Read more at Crunchfish and watch related videos and webinars here]

Wholesale central bank digital currency – the safe way to debt capital market efficiency

The European Stability Mechanism (ESM) published a paper that analyzes the usefulness of digital currencies for wholesale financial transactions in Europe. It identifies the risks impede broad adoption of distributed ledger technology (DLT), despite potential widespread debt capital market efficiency gains from DLT-based smart contracts. A wholesale central bank digital currency (CBDC) on a private permissioned blockchain could overcome these risks and impediments and lead to significant efficiency gains in the financial system. [Read more at the ESM]

Digital Africa: Technological transformation for jobs

The World Bank published a report that provides evidence that demonstrates that internet availability increases jobs and reduces poverty in African countries. To fully realize their potential, digital technologies need to become more affordable and easier to use. Governments should prioritize policies and investments that increase internet coverage, foster productive internet use, and enhance skills, jobs, and earnings. [Read more at the World Bank]

The world of open banking

Konsentus updated its open banking infographic/map (H/T Lauren Jones). It shows that nearly 40% of the globe has an active open banking program, and there is a key trend towards regulatory driven initiatives, although the depth and breadth of that regulation is market dependent. Also, Latin America and the Middle East are seeing an increased number of legislative frameworks. [Download the map at Konsentus]

Upcoming conferences, webinars and speaking engagements:

  • I’ll be on a “public finance and the digital future” panel at the March 23-25 Willamette College of Law “Our Money, Our Future” (Hybrid) Conference in Salem, Oregon on March 24. [Register here]
  • I’ll be moderating the “CBDCs, Stablecoins, Commercial Bank Money Tokens – What is the Future of Money?” panel discussion at the Digital Euro Association (DEA) Digital Euro Conference on March 31 in Frankfurt. [Register with this link and the DECKIFFMEISTER20 code and get a 20% discount]
  • I’ll be moderating a panel on “what happens when the lights go out…different schemes for offline functionality” at the in-person Digital Currency Conference (DCC) in Mexico City on May 18. [Register here]

Kiffmeister’s global central bank digital currency monthly monitor

Just a reminder that I produce a monthly digest of central bank digital currency (CBDC) developments exclusively for the official sector. So for any of you out there who work for a central bank, ministry of finance or international financial institution who would like to receive it by email on the first business day of every month, please DM me on LinkedIn or email me at

The Sovereign Official Digital Association (SODA) is a technology-agnostic firm offering advisory services at the intersection of central banking, digital finance and the web3 industry, aiming to make public digital money a reality. SODA believes institutions in the existing financial ecosystem should have access to the tools and resources they need to move from discussion to action. SODA offers ‘real life’ use cases to help test digital money and drive adoption as central banks and other public institutions explore the future of a more financially inclusive world powered by interoperable blockchain-based networks. SODA would love you to join us on this journey – please get in touch (

Satoshi Capital Advisors is a New York-based, global advisory firm that works with central banks, governments, and the private sector to architect, implement, and operate varying initiatives. Satoshi Capital Advisors’ central bank work revolves around CBDC architecture and implementation, providing advisory services from research phase through to growth phase. Utilizing a product-market fit and technology agnostic approach to CBDC architecture and implementation enables Satoshi Capital Advisors to build tailored solutions, bespoke to local financial system nuances. Satoshi Capital Advisors welcomes requests from central bank officials for virtual and in-person CBDC workshops. [Click here for more information]

WhisperCash offers the first fully offline digital currency platform that has the same properties as physical cash. It can perform secure consecutive offline payments without compromising on security, privacy or accessibility. WhisperCash allows direct person to person offline payments without any server infrastructure or internet connectivity. It comes in various form factors including the self-contained credit card-sized “Pro” that sports an eInk screen and capacitive keyboard, and lasts for two weeks between recharges assuming a few transactions per day. [Click here for more information]