Refers to a solution protocol built on the layer 1 blockchain. Layer 2 solutions usually aim at providing scalability and speed to the layer 1 blockchain.
Op-ed: Bitcoin layer 2 Statechains gaining recognition as the reality of privacy erosion sets in
Developer Nicholas Gregory is hopeful that Bitcoin privacy solutions, including Mercury Wallet, can combat the encroachment on personal freedoms.
Uncertainty looms over future of Ethereum layer 2s after Proof-of-Stake goes live
Ethereum is closing on the Merge, marking a major milestone in the path to Proof-of-Stake, and creating uncertainty for the future for ETH layers 2s.
Mercury Wallet Review: Bitcoin wallet with Layer 2 scaling and improved privacy
This wallet uses statechains to increase the improve scalability and privacy of Bitcoin transactions.
Concepts, scaling solutions and representative projects of Layer 2 ecosystem
Layer 2 blockchain protocols are built atop Layer 1s, and exist to make transactions faster and lower gas fees, while solving scaling problems.
3 reasons why Arbitrum TVL leads in Ethereum layer 2
Arbitrum is now the leading player of all Layer 2 networks.
Layer 2 Ethereum protocol Optimism officially removes Whitelist, will allow devs to deploy directly on its mainnet
Layer 2 optimistic rollup network, Optimism has officially removed the Whitelist feature from its network, enabling developers to deploy arbitrary codes directly on its mainnet.
Layer 2 protocol nahmii announces partnership with a Norwegian crypto exchange
Nahmii, a second-layer scaling solution built for the Ethereum blockchain, recently announced that Norwegian Block Exchange (NBX) will become the first member of the nahmii Foundation.
Vitalik Buterns reveals Layer-3s to have “bigger role” as Layer-2 scaling ecosystem matures
Layer-3s are coming. Vitalik sets out his definition of a Layer-2 as debate emerges as to the feasibility of Layer-3s
Researchers discover vulnerabilities in Bitcoin layer-2 Lightning Network
The researchers said the two attacks exploits congestion on the Bitcoin blockchain to cause damage on the Lightning Network.