+**Layer 2**
+Layer 2 refers to a secondary protocol built atop an existing [Blockchain](/wiki/blockchain). It seeks to enhance speed and reduce costs by processing transactions off-chain, inheriting the base layer's fundamental [Security](/wiki/security) and integrity. These solutions allow for greater throughput, extending the network's capacity without compromising the foundational chain.
+## See also
+- [Scalability](/wiki/scalability)
+- [Decentralization](/wiki/decentralization)
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