How Interoperability Can Improve Crypto Payments

A pile of cryptocurrencies
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Interoperability in crypto payments refers to the ability of different cryptocurrencies and blockchain networks to communicate, exchange value, and interact seamlessly. It is the foundation for creating a unified and interconnected ecosystem where various digital assets and payment systems can interoperate without friction.

Currently, the crypto space is characterized by many cryptocurrencies, each with its blockchain network and set of protocols. However, these cryptocurrencies often operate in isolation, limiting their ability to be used interchangeably for payments. Interoperability aims to overcome these limitations by enabling compatibility and connectivity between cryptocurrencies and their networks.

By achieving interoperability, users can easily conduct transactions and transfer value across diverse cryptocurrencies. For example, it would allow someone to use Bitcoin to purchase goods or services denominated in Ethereum or any other supported cryptocurrency. It eliminates the need for complex conversions, reduces transaction costs, and provides greater flexibility in using digital assets for everyday payments within the increasingly expanding crypto landscape.

Interoperability also extends to integrating crypto payments with traditional financial systems. It enables seamless interaction between crypto wallets and existing payment networks, such as credit cards or online payment processors, thereby facilitating wider acceptance of cryptocurrencies in mainstream commerce.

Standardization efforts and interoperability protocols, such as atomic swaps, cross-chain bridges, and decentralized exchanges, are crucial in establishing interoperability within the crypto ecosystem. These mechanisms enable the secure and trustless exchange of assets between different blockchains, ensuring compatibility and smooth operation across multiple cryptocurrencies.

Understanding the Challenges of Crypto Payments

Many challenges are associated with the current state of payments in the blockchain space.

Lack of standardization and compatibility between different cryptocurrencies

One of the major challenges in crypto payments is the lack of standardization and compatibility between different cryptocurrencies. There are thousands of cryptocurrencies available, each with its unique features, protocols, and functionalities. 

This lack of standardization makes it difficult for merchants and consumers to adopt and use cryptocurrencies as a widely accepted form of payment. In addition, compatibility issues arise when transferring funds between different cryptocurrencies or integrating crypto payment systems into existing financial infrastructure.

Fragmented payment networks and limited acceptance

Another challenge is the fragmentation of payment networks and the limited acceptance of cryptocurrencies. While some merchants and online platforms have started accepting cryptocurrencies as a form of payment, the overall acceptance is still relatively limited. This creates a barrier to wider adoption, as consumers may face challenges in finding places to spend their cryptocurrencies. 

Additionally, the lack of integration between different payment networks and crypto wallets makes it cumbersome for users to transfer funds seamlessly across different platforms.

High transaction fees and slow processing times

High transaction fees and slow processing times are significant challenges in crypto payments. Cryptocurrency transactions often involve transaction fees that can be relatively high, especially during periods of high network congestion. This can make small transactions uneconomical and discourage micropayments. 

Moreover, blockchain-based cryptocurrencies, like Bitcoin, often suffer from scalability issues, leading to slow processing times and delays in transaction confirmations. These factors hinder the efficiency and usability of cryptocurrencies as a medium of exchange.

Security and privacy concerns

Security and privacy concerns pose challenges for crypto payments. While cryptocurrencies offer pseudonymity, they are not entirely anonymous. Blockchain transactions are recorded on a public ledger, making it possible for transactions to be traced and associated with specific addresses. 

This lack of complete privacy raises concerns for users who wish to keep their financial transactions private. The decentralized nature of cryptocurrencies can also make them susceptible to hacking, fraud, and scams. As a result, users must take extra precautions to secure their crypto wallets and protect their funds.

Understanding the challenges of crypto payments requires acknowledging the lack of standardization and compatibility between cryptocurrencies, the fragmented payment networks and limited acceptance, high transaction fees and slow processing times, and security and privacy concerns. Overcoming these challenges is crucial for the wider adoption and successful integration of cryptocurrencies as a mainstream form of payment.

Possible Interoperability Solutions and Technologies for crypto payments

Several interoperability solutions and technologies are being developed to address the interoperability challenges in crypto payments. These solutions aim to facilitate seamless communication and exchange of value between different cryptocurrencies and blockchain networks.

One solution is Atomic Swaps, which allow for peer-to-peer exchanges between cryptocurrencies without an intermediary. This technology utilizes smart contracts to ensure the secure and trustless exchange of assets between compatible blockchains.

Cross-Chain Bridges are another important solution, as they establish a connection between different blockchain networks, enabling the transfer of assets between them. These bridges act as intermediaries, facilitating interoperability by creating a link between otherwise isolated blockchains.

Interoperability protocols, such as Polkadot, Cosmos, and Aion, are being developed to standardize communication and data transfer between blockchain networks. These protocols aim to create a universal framework for cross-chain communication and interoperability.

Sidechains and Layer-2 solutions provide scalability and interoperability by creating secondary blockchain networks connected to the main blockchain. As a result, they enable faster and more cost-effective transactions while maintaining compatibility with the main blockchain.

Emerging platforms like Embr and Mattr One have also built crypto payment solutions. Like a payment gateway or processor like Stripe or PayPal, the Embr Payments API facilitates retailers' acceptance of various payment types.

When compared to Mattr One, real-time gross settlement (RTGS) systems and payment rails like the Automated Clearing House (ACH) system and the Society for Worldwide Interbank Financial Telecommunication (SWIFT) are more apt analogs.

Mattr One does all of the work in the background. i.e., John Doe has Ether (ETH) and wants to buy an item for sale in Fantom (FTM). Instead of buying ETH with fiat currency and bridging his tokens to the Fantom Network, John clicks one button, and Mattr One, as a DeFi payment rail, does all the work in the background in real-time. Each blockchain ecosystem is like a country with its own economic infrastructure, so users need to have the exact currency to transact within its borders. With Mattr One, users can pay with any crypto irrelevant of the blockchain it’s on to purchase their desired NFTs or crypto-asset anywhere the technology is implemented .

Bridge aggregators, for example, can adopt Mattr One as a supplementary offering or even revamp their entire product to utilize the protocol primarily. This would provide bridge aggregators with enhanced capabilities for connecting different blockchain networks and facilitating efficient asset transfers in real-time versus having to wait for a generally long and unpredictable amount of time.

Digital wallets can integrate the Embr Payments API to broaden their service offerings. This integration empowers digital wallets, providing users with instant value-exchange functionalities. What this means is that users can seamlessly convert between cryptocurrencies and interact with various blockchain networks directly from their wallets without having to use external third-party CEXes or DEXes keeping users contained.

Marketplaces could also leverage Embr’s payment platform to enhance their accepted currency of payment from one, generally the paired asset, to any. This integration allows marketplaces to support transactions involving NFTs, auctions, and other blockchain-based assets. As a result, users can enjoy a flexible and streamlined experience when participating in these activities.

Additionally, Mattr One as a payment rail challenges the current liquidity provisioning for onramps by providing a unified liquidity layer delivering any on-chain asset instantly instead of relying on providers like ZeroHash or centralized exchange order books.


Interoperability and transaction Speed in crypto payments are vital to creating a more interconnected, fast and efficient financial landscape, enabling seamless transactions, enhancing user experience, and driving broader adoption of cryptocurrencies as a medium of exchange.

The views and opinions expressed herein are the views and opinions of the author and do not necessarily reflect those of Nasdaq, Inc.

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Anthony Clarke

Anthony Clarke has been involved in the cryptocurrency space as a writer and investor since 2017. Since getting involved in the crypto space, he has been fascinated by the many new applications, technologies and tools in the blockchain ecosystem. Anthony has a strong interest in Blockchain tech, Defi, NFTs, P2E Gaming and many other topics.

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