What Is a Layer 1 Blockchain?
Key Takeaways What Is a Layer 1 Blockchain? As the crypto ecosystem matures heading into 2025 and 2026, one term continues to dominate discussions around scalability, security, and innovation: Layer 1 blockchain. These base networks—often referred to as the “main chains”—are the foundational infrastructure upon which entire crypto ecosystems are built. From Bitcoin to Ethereum,…