Kadena 101: The Sleeping Giant

Remi Zelago
5 min readDec 30, 2022

A high-level introduction to the Layer-1 powerhouse that scales.

Security, Decentralization, Scalability

Kadena is a powerful layer-1 Proof of Work (PoW) network that solves the ‘blockchain trilemma’, by maximizing security and decentralization without sacrificing scalability. In fact, Kadena is infinitely scalable.

This ability to scale is achieved through the use of a unique modular architecture called Chainweb. An innovative system that enables multiple blockchains to run in parallel and process transactions independently. Therefore, the overall capacity of the network can be increased simply by adding more chains. Compared to other protocols, Kadena is able to handle virtually an unlimited volume of transactions, without sacrificing security or decentralization.

The key technology behind Kadena is its parallel chain architecture, which offers faster transaction speeds and greater scalability than any other blockchain network in the industry. On traditional platforms, transactions are processed one at a time in a sequential manner; this ultimately results in bottlenecks and slow transaction times. In contrast, Kadena can process transactions simultaneously on multiple chains, which ensures the likelihood of major congestion is virtually nullified.

Further, each chain in the Kadena network is secured using a PoW consensus mechanism, similar to the likes of Bitcoin. However, it utilizes a modified algorithm thats designed to be more energy efficient and secure than Bitcoin’s. A popular criticism of the traditional PoW consensus mechanism is the amount of energy used in mining. Kadena’s blockchain does not increase energy consumption as it scales; as the shard count grows, the energy consumption stays relatively constant.

We’ve created Kadena to fix the fundamental scaling problem with Bitcoin, which has been a barrier to mainstream adoption.

-Will Martino, CEO of Kadena

Kadena has already forked to 20 chains while preserving the original ten, and doubling the overall throughput. With this same strategy, Chainweb can adapt to potentially handle over hundreds of thousands of parallel chains. Kadena also ensures decentralization by utilizing its modular architecture to scale horizontally and achieve high transaction throughput even as the network grows. Overall, Kadena offers a combination of security, decentralization, speed, and scalability, to make it an attractive option for organizations looking to implement blockchain technology.

Smart Contracts

Kadena is designed to offer significantly improved security for smart contracts. One way it achieves this is by using a formally verified, strongly typed programming language called ‘Pact’; it is designed specifically for use in the context of blockchain development. Pact has natively built-in features and security measures that ensure safety and correctness of its smart contracts.

These include:

  1. Formal Verification: The Kadena team has worked with leading researchers in the field of formal verification, to develop tools that can mathematically prove the correctness of the Pact code.
  2. Type Safety: Pact is a strongly typed language, which means that its variables have a specific type (eg. Integer, string, etc.) and can only hold values of that type. This helps prevent type-related errors and vulnerabilities.
  3. Formal Specifications: Kadena requires that all smart contracts include formal specification, which is a precise, mathematical description of the contract’s behaviour. This helps ensure that the contract does exactly what it’s supposed to do and nothing else.
  4. Security Audits: Kadena performs regular security audits of its smart contracts to identify and fix any potential vulnerabilities.

The combination of these measures helps to ensure Kadena’s smart contracts are more secure than those written in other languages or platforms.

Transaction Fees:

The Kadena blockchain is designed to yield very low-cost transactions. Since everything in the network revolves around the Chainweb, its no surprise that Kadena’s low fees are a result from the use of sharding to process transactions concurrently. If we recall that the parallel chains allow the network to scale horizontally; we’ll understand that Kadena’s architecture helps reduce overall usage costs by minimizing the time it takes to confirm transactions.

Among other factors, such as its obvious PoW consensus algorithm, flexible fee structure, and Pact programming language that minimize network fees — Kadena is able to boast one of the lowest transaction costs compared to top protocols in the industry.

$KDA Token:

Kadena uses its native currency KDA that facilitates payments within the ecosystem. Further, Kadena has implemented a number of measures to prevent inflation, including a fixed total supply of one billion KDA tokens; it also includes a mechanism for retiring and burning tokens to reduce the overall supply in circulation.

The current market capitalization of KDA is approximately $190 million. You can buy or trade the token on a multitude of mainstream exchanges. However, Coinmetro offers some exclusive benefits to buy Kadena tokens through their exchange; this includes future staking opportunities for passive income and doesn’t charge ANY fees for withdrawing and depositing KDA.

If you’re interested in using CoinMetro exchange, use my link below to snag a free $10. Enough to buy an equivalent amount of KDA to pay for a life-time’s worth of transaction fees on the Kadena network.

Potential Use Cases:

Kadena’s blockchain platform is suitable for a wide range of use cases, including supply chain management, financial applications, and data storage. In the supply chain industry, Kadena’s extremely fast transaction processing and high scalability makes it a perfect platform for tracking the movement of goods. This can ultimately help improve operational efficiency and reduce costs for organizations, by automating the tracking process and reducing the need for manual input labour.

As for the financial industry, Kadena’s architecture and security oriented nature make it well-suited for use in financial applications such as, payments, lending, and asset trading. For example, Kadena could be used to facilitate faster and more secure payment processing, or to enable peer-to-peer lending without the need for traditional financial institutions. Its secure platform also makes it a prime candidate for use in data storage applications. By storing data on the Kadena blockchain, organizations can ensure that it is secure and tamper-proof; making it ideal for storing sensitive information, such as medical records or financial data.

Final Thoughts:

The Kadena network has the potential to revolutionize the blockchain industry by providing a scalable and secure platform that is suitable for a wide range of use cases. Its parallel chain infrastructure and its Proof of Work consensus mechanism make it faster and more efficient than traditional blockchain platforms. Moreover, Kadena’s security features help to ensure that its network is a reliable and secure option for storing and transferring data.

Overall, the team has done impressive work successfully scaling a PoW network without sacrificing security or decentralization. Currently, Kadena is arguably the fastest platform in the blockchain industry, and is continuously developing its scope to become a serious player in the near future.

Be sure to follow my Twitter (@BankofSerbia) for future analysis on top-tier blockchain projects.

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Remi Zelago

Gave up my office for freedom. Always on the move. Always building. I write about crypto education, global economics & investing. Let’s connect.