Testnet

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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.

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Ethereum (Unsplash)
Ethereum's Dencun Upgrade Reaches Final ‘Holesky’ Testnet, Starting Countdown to Data 'Blobs'
The test simulated “proto-danksharding,” a technical feature aimed at reducing the cost of transactions for rollups as well as making data availability cheaper.
Ethereum (Unsplash)

Ethereum Foundation researcher Dankrad Feist, namesake of the "proto-danksharding" feature at the heart of the blockchain's next big upgrade. (Bradley Keoun/CoinDesk)
Ethereum Developers Set Timeline for Final ‘Dencun’ Testnet Upgrades
Developers will run through Dencun on the Sepolia and Holesky testnets on Jan. 30 and Feb. 7, putting the upgrade on track to reach the main network in late February or early...
Ethereum Foundation researcher Dankrad Feist, namesake of the "proto-danksharding" feature at the heart of the blockchain's next big upgrade. (Bradley Keoun/CoinDesk)

Bear (mana5280/Unsplash)
Liquidity-Focused Berachain Opens Layer-1 Testnet to Public
Berachain's pseudonymous founders plan "to accomplish more with less initial resources."
Bear (mana5280/Unsplash)

Ethereum Foundation's Parithosh Jayanthi, helping to host a livestream as developers of the blockchain launched the new "Holesky" test network. (EthStaker/YouTube)
Ethereum Developers Appear Successful in Second Attempt at Holesky Test Network Launch
The original planned launch date of Holesky, on Sept. 15, was supposed to celebrate the one-year anniversary of Ethereum’s historic “Merge” transition. But things didn't go s...
Ethereum Foundation's Parithosh Jayanthi, helping to host a livestream as developers of the blockchain launched the new "Holesky" test network. (EthStaker/YouTube)

Ethereum's latest ambition, to launch a new test network, quickly deflated. (Pixabay)
Ethereum’s Holesky Testnet Fails to Launch, in Rare Tech Misstep for the Blockchain
Developers of the Ethereum blockchain say there was a misconfiguration in the genesis files of the test network, and now they plan to try again in about two weeks.
Ethereum's latest ambition, to launch a new test network, quickly deflated. (Pixabay)

The Prague train station after which Ethereum's new Holesky network is named. (Wikipedia)
Ethereum Blockchain Launches 'Holesky' Test Network, on First Anniversary of Historic 'Merge'
The debut of the testing system – designed to be twice as big as the main network so developers can simulate massive scaling, comes a year after Ethereum completed its histori...
The Prague train station after which Ethereum's new Holesky network is named. (Wikipedia)

(Héctor J. Rivas/ Unsplash)
The Protocol: The CFTC Is Cracking Down on Crypto
The move marks a contrast to its previously 'lenient' image compared to the SEC.
(Héctor J. Rivas/ Unsplash)

Ethereum (Unsplash)
Hello Holesky, Ethereum’s Newest Testnet
The new network comes after years of growth for Ethereum’s developer community and will replace the Goerli testnet.
Ethereum (Unsplash)

(Getty Images)
Immutable, Web3 Gaming Platform, Launches zkEVM Testnet in Bid to Diversify Infrastructure
The ZK rollup is built using Polygon scaling technology, designed to make it easier for developers to spin up new application-specific blockchains.
(Getty Images)

(Christal Yuen/Unsplash)
Shiba Inu Testnet Blockchain 'Puppynet' Crosses 20M Transactions
A large whale added more than $10 million worth of SHIB tokens on Tuesday, data shows.
(Christal Yuen/Unsplash)