A Bitcoin node is a computer that runs Bitcoin software to validate and relay transactions across the network. Like servers in a traditional financial system, nodes store a complete copy of the ...

Key nodes are similar to important hubs in a network structure, which can directly determine the robustness and stability of the network. By effectively identifying and protecting these critical nodes ...

This study introduces “Dangling Centrality,” a novel metric for identifying critical nodes in networks by assessing the impact of their link removal on system dynamics. The proposed metric is ...