Software-Defined Network (SDN) represents a new network paradigm. Unlike conventional networks, SDNs separate control planes and data planes. The function of plane is enabled using switches, whereas that facilitated by controller. controller learns topologies makes traffic forwarding decisions. However, some serious vulnerabilities are gradually exposed in the topology management services curre...

Software Defined Network (SDN) is one of the modern networking technologies that provide network flexibility and simplifies management. Virtual SDN (vSDN) enhances sharing physical resources by multiple slices representing tenants or services where each tenant has control over their applications (VN). virtualization gives service providers more to offer new innovative with extra efficiency reli...