Definition ∞ Node divergence failure occurs when individual nodes within a blockchain network cease to agree on the correct sequence of transactions or the valid state of the ledger. This failure leads to different nodes maintaining conflicting versions of the blockchain, effectively splitting the network’s view of reality. Causes can include software bugs, network communication issues, or malicious actions that prevent a unified consensus. Such divergence compromises the network’s ability to operate as a single, trustworthy system.
Context ∞ Node divergence failure represents a critical threat to the fundamental consistency and security of decentralized networks. Protocol developers dedicate significant resources to designing consensus mechanisms that actively prevent and quickly resolve such inconsistencies. Monitoring tools are crucial for detecting early signs of divergence and alerting network operators. The integrity of digital asset transactions relies heavily on preventing and addressing node divergence failures effectively and promptly.