NEW YORK--(BUSINESS WIRE)-- Circle Internet Group, Inc. (CRCL:NYSE) (Circle) today announced the launch of the public testnet for Arc, an open Layer-1 blockchain network designed to meet the needs of ...

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Circle Internet Group (NYSE: CRCL) has launched the public testnet for Arc, its open Layer-1 blockchain designed to bring more economic activity onchain. In a press release, Circle explains Arc is ...

Circle CEO Jeremy Allaire reveals Arc network plans, including possible native token, PoS transition, and fast blockchain ...

Circle Internet Group (CRCL) is taking the next big step in building its financial technology platform with the launch of the Arc Network. In the third quarter of 2025, Circle started the public ...

Circle unveils Arc blockchain roadmap with phased quantum-resistant security, introducing post-quantum signatures at mainnet launch.

“Another new blockchain? Really?” That was my first reaction when Circle announced Arc, their very own Layer-1 network. As a fintech person who’s seen every buzzword from DeFi to CBDCs come and go, I ...

Circle has released a post-quantum security roadmap for Arc, its layer-1 blockchain, as it prepares the network for risks tied to faster-than-expected advances ...