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A Practical Guide to Cryptocurrency for a General Audience, with a Focus on Ripple and XRP

  • Writer: Frank S. O'Hara
    Frank S. O'Hara
  • Sep 16
  • 8 min read

Updated: Sep 23

Tokenization of Real World Assets via Crypto Networks

White "ripple" text and logo on a gradient blue background, creating a modern and professional feel.
Ripple

Cryptocurrency often sounds intimidating, but the core idea is straightforward: it is value that moves on internet rails and is recorded on a shared ledger that many independent computers maintain together. Rather than trusting a single bank’s database, the network applies common rules to verify, order, and finalize transactions. Once recorded, entries are extremely hard to alter, which is why people say blockchains are “immutable.” For everyday users, the attraction is faster settlement, lower fees, and greater transparency, especially when money crosses borders [1].


What Cryptocurrency Is (and Isn’t)

A cryptocurrency is a digital asset secured by cryptography and tracked on a public or permissioned ledger. Users authorize transactions with private keys (cryptographic signatures), and independent validators confirm those transactions against the ledger’s rules. Two practical concepts matter most. Settlement finality means a payment is considered done after a short interval and cannot be unilaterally reversed, reducing chargeback risk. Interoperability means different networks, banks, and standards can exchange value and data cleanly, which cuts reconciliation work and errors [1].


A Brief, Useful History

Bitcoin launched in 2009 and proved that digitally native money could move without a central operator. Ethereum (2015) added “smart contracts,” turning ledgers into platforms that can run code, such as automated escrow or revenue splits. Meanwhile, traditional finance modernized its own plumbing. SWIFT, the secure messaging backbone banks use has been migrating to the ISO 20022 data standard, which carries richer, structured payment details. The Financial Stability Board’s G20 Roadmap set explicit targets through the end of 2027 to make cross-border payments faster, cheaper, more transparent, and more accessible. At the same time, policymakers began exploring central bank digital currencies (CBDCs), and the private sector popularized stablecoins, tokens pegged to currencies like the U.S. dollar. All of these strands point to the same destination: instant, data-rich, low-friction payments that work globally [5][6][13].


How Blockchains Reach Agreement (Consensus without Jargon)

Blockchains differ in how they “agree” on valid transactions. Bitcoin’s proof-of-work uses energy-intensive mining to secure the network. Many newer systems use proof-of-stake, where validators lock collateral and are penalized for misbehavior. The XRP Ledger (XRPL) uses a byzantine-fault-tolerant approach often described as federated consensus: independent validators maintain lists of peers they deem reliable; the ledger closes when a supermajority of those validators agree on the exact set and order of transactions. In practical terms, this design targets low latency (roughly three to five seconds) and very low fees, without energy-heavy mining [16][17][28].


Ripple, XRP, and the XRP Ledger, Who Does What

Ripple is a private company building enterprise payment solutions; XRP is the native digital asset of the open-source XRP Ledger. XRPL was designed for payments: fast finality, low fees, and built-in features for issuing tokens (including stablecoins) and exchanging them through a native decentralized exchange. Ripple’s enterprise stack historically combined a messaging/operations layer (routing, compliance, reporting) with optional use of XRP as a bridge asset to source liquidity on demand. The basic idea is simple: instead of pre-funding foreign accounts to guarantee payouts, the sender can buy XRP at the origin, transmit it over XRPL in seconds, and sell it for the destination currency through a regulated partner, often reducing cost, time, and failure rates in certain corridors [16][25].


Why Nostro/Vostro Accounts Create Friction

Traditional cross-border payments run on correspondent banking. Your domestic bank keeps money on deposit at a foreign bank (a Nostro—“ours with you”), while the foreign bank reflects that balance as a Vostro, “yours with us.” Maintaining many pre-funded accounts ties up capital and adds operational complexity. Payment chains can span several intermediaries, adding delays, fees, and reconciliation headaches. Systems that support on-demand liquidity aim to remove this friction by making conversion and settlement atomic: funds are converted and delivered when needed, not parked for days or weeks in idle accounts [1][2].


SWIFT and ISO 20022: The Data Layer of Payments

SWIFT is a secure, global messaging system; it does not itself move money but coordinates the instructions among institutions. Over recent years, SWIFT’s gpi program improved tracking and transparency, while the community migration to ISO 20022 has accelerated. ISO 20022 messages carry structured remittance data, invoice references, purpose codes, and compliance markers that drive straight-through processing and reduce exceptions. Industry communications indicate that November 2025 is the key date to complete migration for interbank payments, after which legacy MT messages will be decommissioned for most cross-border uses. Daily ISO 20022 traffic has already reached into the millions of messages, spanning over 150 sending and more than 200 receiving countries, evidence that the richer data standard is becoming the norm for global payments [7][8][9][10][12][15].


IMF, ECB, and Central Banks: What They Are Doing (and What They’re Not)

Global public institutions are pushing for better cross-border rails. The G20 Roadmap, coordinated by the Financial Stability Board, sets explicit 2027 targets for speed, cost, and transparency. The IMF publishes analysis on how digital money can improve flows, particularly in remittances. In Europe, the European Central Bank concluded wholesale-level distributed ledger (DLT) trials and, in June–July 2025, approved a dual-track plan to enable settlement of tokenized transactions in central bank money, roughly, a short-term bridge (“Pontes”) and a potential long-term solution (“Appia”). None of this declares XRP (or any public token) as “official money,” but it does show central banks methodically testing the same capabilities—programmable, interoperable, fast settlement, that public ledgers like XRPL already prioritize [4][6][18][19].


Ripple’s Work with Central Banks and Governments

Several monetary authorities have publicly announced pilots or collaborations with Ripple’s technology. The Royal Monetary Authority of Bhutan disclosed a CBDC pilot using a Ripple platform in 2021. The Republic of Palau launched a U.S. dollar-backed stablecoin pilot on the XRP Ledger in 2023 and published a Phase 1 report noting issuance on XRPL and full USD reserve backing at a U.S. bank. The Central Bank of Montenegro signed an agreement to develop a digital currency strategy and pilot. These initiatives are pilots and proofs-of-concept, not nationwide launches, but they illustrate the direction of travel: regulated, data-rich digital money that can interoperate across borders [3][11][14][20][21][22][23][24].


U.S. Rules: Stablecoins and Market Structure

Two U.S. legislative threads matter for mainstream adoption. First, stablecoins. In 2025, the Guiding and Establishing National Innovation for U.S. Stablecoins (GENIUS) Act advanced through Congress and is cited by Treasury as enacted on July 18, 2025. It creates a federal regime for payment stablecoins, including reserve, redemption, disclosure, and supervisory requirements for eligible issuers. Second, market structure. The House passed the Financial Innovation and Technology for the 21st Century Act (FIT21) in 2024, delineating roles for the SEC and CFTC. In 2025, the House developed the Digital Asset Market Clarity Act (H.R. 3633), which proposes detailed oversight for “digital commodities” and intermediaries. The practical takeaway is regulatory certainty: clearer rules make it easier for banks and payment companies to connect fiat accounts to digital-asset rails, whether that means regulated stablecoins on public chains or payment corridors that use XRP as a bridge [26][27][29][30][31][32].


Ripple, SWIFT, and ISO 20022: Competing or Complementary?

It is tempting to frame this as a contest—XRP versus SWIFT—but that’s not the full picture. SWIFT is primarily a messaging consortium; XRPL is a settlement network with built-in exchange functionality. In many corridors, ISO 20022 messaging will coexist with faster on-and off-ramps, including regulated stablecoins and networks like XRPL. The shared goal is the same: finality in seconds, clear fees, and rich, standardized data that automates reconciliation and compliance [7][8][9][10][12][15][16].


Potential Payment Flows with XRP (Illustrative)

Consider a payer in the United States sending euros to a contractor in the EU. The payer’s platform requests an all-in quote (including FX and fees). On approval, dollars are debited and converted to XRP; the XRP is transferred over XRPL in seconds; a licensed partner in Europe converts XRP to euros and credits the contractor’s account. Throughout, ISO 20022 message fields carry invoice numbers, purpose codes, and remittance details for automated matching in the recipient’s systems. The value proposition versus a traditional wire is fewer intermediaries, faster time to credit, less capital trapped in Nostro balances, and better end-to-end data [1][7][8][10][16].


Digital map with illuminated lines showing transactions in yellow, white, and blue arcs. Text columns list crypto trades and stats. Dark background.
Three Globe - XRP Viewer

Strengths and Limitations to Keep in Mind

XRPL’s strengths for payments are speed, low fees, and energy efficiency (no mining). The ledger also supports token issuance and a native decentralized exchange, which can reduce “hops” in multi-currency flows. Limitations include corridor variability, liquidity depth and regulatory access differ by country, and the fact that compliance (KYC/AML/sanctions) still applies at the on- and off-ramp providers. Central-bank pilots with private vendors, including Ripple, are experiments, not wholesale endorsements of public tokens [1][3][4][6][16][21].


Key Takeaways for a General Audience

Cryptocurrency’s most practical value is better financial plumbing: instant or near-instant settlement, lower costs, and richer data traveling with the payment. Ripple and the XRP Ledger aim squarely at cross-border friction, especially the cost of pre-funded Nostro/Vostro accounts. The IMF, ECB, and the G20 Roadmap are pushing the system toward speed, transparency, and interoperability. Meanwhile, U.S. legislation, stablecoin rules and market-structure bills, adds the regulatory clarity large institutions need. Expect growing use of regulated stablecoins and faster settlement networks (including XRPL) alongside ISO 20022 data standards to make international transfers feel as seamless as domestic ones today [4][5][6][7][8][10][26][29][30].


Works Cited

  1. Bank for International Settlements, Committee on Payments and Market Infrastructures. “Improving Access to Payment Systems for Cross-Border Payments.” July 2022.

  2. Bank for International Settlements. “Correspondent Banking.” Nov. 2015.

  3. Business Wire. “Royal Monetary Authority of Bhutan, Ripple Partner to Pilot CBDC Using Private Blockchain.” 22 Sept. 2021.

  4. European Central Bank. “Exploratory Work on New Technologies for Wholesale Central Bank Money Settlement.” 1 July 2025.

  5. Financial Stability Board. “G20 Roadmap for Enhancing Cross-Border Payments: Annual Progress Report.” 21 Oct. 2024.

  6. Financial Stability Board. “Cross-Border Payments.” fsb.org, accessed 23 Sept. 2025.

  7. SWIFT. “ISO 20022: Implementation (FAQs).” swift.com, accessed 23 Sept. 2025.

  8. SWIFT. “ISO 20022 in Bytes for Payments: Maintaining the Momentum in 2025.” 16 Jan. 2025.

  9. SWIFT. “Connecting the Global Financial Community: Our Year in Review.” 23 Dec. 2024.

  10. J.P. Morgan Payments. “ISO 20022 Migration: Guidance, Messaging & More.” 2025.

  11. Business Wire. “Republic of Palau Launches U.S. Dollar-Backed Palau Stablecoin in the Next Phase of Collaboration with Ripple on the XRP Ledger.” 26 July 2023.

  12. NICE Actimize. “Preparing for the ISO 20022 November 2025 Deadline.” 28 Apr. 2025.

  13. Financial Stability Board. “G20 Targets for Enhancing Cross-Border Payments.” 9 Oct. 2023.

  14. Ministry of Finance, Republic of Palau. “Republic of Palau Stablecoin Program: Phase 1 Report.” 7 Dec. 2023.

  15. EY. “Capturing Growth in a Dynamic Cross-Border Payments Market.” 14 Oct. 2024.

  16. XRP Ledger Foundation. “Consensus Protocol.” 1 Feb. 2024.

  17. Schwartz, David, et al. “The Ripple Protocol Consensus Algorithm.” Ripple Labs White Paper, 2014.

  18. European Central Bank. “Press Release: ECB Commits to DLT Settlement Work with Dual-Track Strategy.” 1 July 2025.

  19. Banca d’Italia. “ECB Report and Next Steps on the Use of New Technologies for the Settlement of Wholesale Transactions in Central Bank Money.” 1 July 2025.

  20. Central Bank of Montenegro. “Press Release: Central Bank of Montenegro Signs Agreement with Ripple to Develop a Digital Currency Strategy and Pilot.” 4 Nov. 2023.

  21. Ripple. “Ripple Launches CBDC Platform for the Development of CBDCs and Stablecoins.” Business Wire, 18 May 2023.

  22. Tech Wire Asia. “Bhutan to Pilot Digital Currency Using Ripple Technology.” 23 Sept. 2021.

  23. CoinDesk. “Ripple to Pilot Bhutan’s CBDC Using Private Ledger.” 23 Sept. 2021.

  24. Central Bank of Montenegro. “Continuation of Activities on the Implementation of the National Stablecoin Pilot Project.” 26 July 2023.

  25. XRP Ledger Foundation. “XLS-30: AMM Integration Overview.” 5 Aug. 2024.

  26. U.S. Congress. H.R. 4763 (118th), Financial Innovation and Technology for the 21st Century Act—Passed House 22 May 2024.

  27. U.S. Congress. H.R. 4766 (118th), Clarity for Payment Stablecoins Act of 2023.

  28. XRP Ledger Foundation. “Consensus Principles and Rules.” 1 Feb. 2024.

  29. U.S. Congress. H.R. 3633 (119th), Digital Asset Market Clarity Act of 2025—Rules Committee Print 119-6, 2 July 2025.

  30. U.S. Senate. S. 1582 (119th), GENIUS Act—Introduced 1 May 2025; Senate Summary.

  31. The White House. “Fact Sheet: President Donald J. Trump Signs GENIUS Act into Law.” 18 July 2025.

  32. U.S. Department of the Treasury. “Regulations.gov Docket: GENIUS Act Implementation—Notice.” 20 Sept. 2025.


Three men in suits stand smiling in a wooden-paneled room with a ship painting above a mantel. One points at the central figure.
Ripple CEO Meeting with President Trump, January, 2025

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