What is Cardano (ADA)?

Cardano (ADA) is an open-source blockchain platform designed to run decentralized applications (dApps) and smart contracts. ADA is the platform's native cryptocurrency. Cardano sets itself apart with a development process grounded in academic research and peer review, where every protocol component is rigorously vetted before deployment. The network uses a Proof of Stake (PoS) consensus mechanism called Ouroboros, which consumes significantly less energy than traditional Proof of Work systems, and aims to deliver a secure and scalable infrastructure.

The platform consists of two separate layers: the Cardano Settlement Layer (CSL) for transaction processing and consensus, and the Cardano Computational Layer (CCL) for executing smart contracts. This multi-layer architecture helps reduce network congestion and allows protocol upgrades to be carried out without disrupting the system.

The Cardano (ADA) Project

Cardano is a project that aims to provide a fair and open financial system to individuals with limited or no access to financial services. The platform is more than a value transfer network; it supports a wide range of use cases including decentralized finance (DeFi) protocols, NFT projects, and on-chain governance. Cardano's vision is to build an infrastructure that balances user needs with regulatory requirements, bringing privacy and compliance together in one ecosystem.

History and Founders

Cardano was founded in 2015 by Charles Hoskinson, who was also a co-founder of Ethereum and Ethereum Classic. Hoskinson left Ethereum following a disagreement over the project's non-profit structure and set out to build a new blockchain based on scientific methodologies. The project raised approximately 60 million dollars in an initial coin offering (ICO) in 2017, and ADA was officially launched. Development is carried out by three independent entities: IOHK (Input Output Hong Kong), the Cardano Foundation, and Emurgo.

In 2013, Hoskinson co-founded his first blockchain venture, Invictus Innovations, alongside EOSIO co-founder Dan Larimer. This early experience laid the groundwork for many of the ideas that would later be implemented in Cardano.

How Does It Work?

Cardano uses a Proof of Stake (PoS) consensus protocol called Ouroboros. It was one of the first blockchain consensus protocols to undergo peer review and be verified through academic papers. Unlike Proof of Work (PoW) mechanisms that rely on energy-intensive mining hardware, Ouroboros secures the network through ADA holders staking their assets. This results in substantially lower energy consumption.

In the Ouroboros protocol, time is divided into periods called epochs. Within each epoch, slot leaders are randomly selected to validate transactions and produce new blocks. The probability of being selected as a slot leader is proportional to the amount of ADA the participant holds or has been delegated to them. Transactions in the produced blocks are then endorsed by input endorsers, who are also selected based on their stake. This two-stage structure strengthens network security.

ADA holders can participate in this process by delegating their holdings to a stake pool. Delegation requires only a Cardano wallet such as Daedalus or Yoroi. Staked ADA remains in the user's wallet and can be transferred or spent at any time. Participants earn passive rewards in proportion to the amount they have delegated. This is how new ADA enters circulation — through staking rewards. There is no traditional mining on the network.

Tokenomics

ADA's total supply is capped at 45 billion. This fixed upper limit is the cornerstone of the asset's monetary policy, designed to protect it from arbitrary inflation. The remaining tokens are held in the network reserve and enter circulation gradually through staking rewards and treasury payouts. Cardano is a native asset on its own blockchain; wrapped versions also exist on other networks such as BNB Smart Chain.

ADA Use Cases

ADA is the core asset of the Cardano ecosystem. Users can pay transaction fees on the network, contribute to network security by staking, and earn passive income. Decentralized applications, DeFi protocols, and NFT projects running on the platform use ADA as a medium of payment and interaction. Once on-chain governance is fully implemented, ADA holders will also be able to participate in decision-making processes regarding the protocol's development.

Why Is It Important?

What truly distinguishes Cardano from other platforms is its scientific approach to development. Every protocol update is based on peer-reviewed papers written in collaboration with universities and research institutions. The Ouroboros protocol itself is a product of this approach, offering mathematically proven security guarantees. The multi-layer architecture also contributes to scalability and facilitates upgrades through soft forks, allowing the network to evolve without disruptive hard forks.

Risks

Cardano's research-driven development approach can result in a slower pace compared to its competitors. Faster adoption of platforms like Ethereum, Solana, and Avalanche may limit Cardano's market share. The concentration of development under IOHK has been a subject of criticism regarding decentralization. On-chain governance is not yet fully operational, which currently limits the influence of ADA holders over protocol decisions. Evolving global cryptocurrency regulations also pose an external risk factor that could affect the project's trajectory.

How to Buy Cardano (ADA)

To buy Cardano (ADA) on Bitlo, you first need to create an account and complete the identity verification steps. Once verified, you can deposit Turkish Lira (TRY) or USDT and proceed with the purchase.

For detailed instructions, refer to our How to Buy Cardano guide. You can also check the Cardano price page before making your decision.

Frequently Asked Questions (FAQ)

What is Cardano (ADA)?

Cardano is an open-source blockchain platform built for decentralized applications and smart contracts, with ADA as its native cryptocurrency. It is distinguished by its research-driven development process and Proof of Stake consensus mechanism.

Can ADA be mined?

No. Cardano is a Proof of Stake network, so ADA cannot be produced through mining. New ADA enters circulation only through staking rewards. Users can earn rewards by delegating their ADA to a stake pool.

What does staking ADA mean?

Staking means delegating your ADA to a stake pool to contribute to the network's security and earn passive rewards in return. Staked ADA remains in your wallet and is never locked; you can transfer or spend it at any time.

Which wallets can I use to store ADA?

You can store ADA using Daedalus (a desktop full-node wallet) or Yoroi (a lightweight browser extension), both developed for the Cardano ecosystem. Hardware wallets such as Ledger and Trezor also support ADA. You can securely hold your ADA in your Bitlo wallet as well. For more information, see our Cardano wallet guide.

What is the total supply of Cardano?

ADA has a fixed maximum supply of 45 billion. This cap is designed to protect the asset from inflation. The circulating supply increases gradually over time through staking rewards and distributions from the network reserve.

How is Cardano different from other blockchains?

Cardano's most distinctive feature is that protocol updates are implemented only after passing through academic research and peer review. Its Ouroboros PoS protocol offers mathematically proven security guarantees. Additionally, its dual-layer architecture separates transaction settlement from smart contract execution, improving scalability and upgradeability.