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Testnet
A testnet, in the realm of cryptocurrencies, refers to a separate blockchain network specifically designed for testing purposes. It allows people involved in the crypto industry, such as companies, protocols, and blockchain networks, to experiment and evaluate their developments without risking real assets or interfering with the mainnet, the live blockchain network. Testnets simulate the functionalities of a blockchain network, enabling developers to identify and rectify any potential issues or vulnerabilities before deploying their projects on the mainnet. This testing environment serves as a crucial tool for ensuring the security, efficiency, and reliability of various crypto-related applications, including decentralized finance (DeFi) protocols, smart contracts, and crypto exchanges. By utilizing testnets, developers can refine their innovations, enhance user experience, and mitigate potential risks, ultimately fostering the growth and advancement of the broader crypto ecosystem.
Ethereum's Sepolia Testnet Successfully Switches to Proof-of-Stake
The Sepolia proof-of-work chain merged with its proof-of-stake chain on Wednesday, taking Ethereum one step closer to its own Merge moment.

Espresso Systems Launches Testnet of CAPE Privacy Product
The Configurable Asset Privacy on Ethereum smart contract application launches three months after a $32 million funding round.

Merge Ahead: Ethereum’s Dress Rehearsal (and a Hiccup)
Ethereum’s Ropsten testnet is on the brink of a pivotal transition to proof-of-stake, but an unwelcome “reorg” rained on the Merge prep parade last week.

Celestia Launches Testnet for First Modular Blockchain Network
The “Mamaki” testnet could bring an end to what the project calls the “monolithic era” of layer 1 blockchains.

Ethereum on Track for Testnet Merge in June
The testnet merge would allow developers to work on any potential risks or bugs ahead of Ethereum's move to a proof-of-stake network.

First Mover Americas: Bitcoin Stays Above $40,000 While Ether Bounces on Testnet Success
The latest moves in crypto markets in context for March 17, 2022.

Ethereum Merge Takes Place on Kiln Testnet
Kiln is the final public testnet before Ethereum’s transition to a proof-of-stake network.

What Ethereum’s Kintsugi Testnet Means for Proof-of-Stake
Kintsugi is a “longer-lived, public testnet” that will allow application developers and users to become familiar with a post-merge Ethereum environment.

IOTA Takes a Step Closer to Decentralization With 2.0 DevNet
The IoT-focused network is gradually looking to remove its central Coordinator role.
