Many security issues were providing problematic thing for the data user. Amit various security issues SDN faces big obstacles threats were at the data plane and the application plane. These were controlled by the network provider or operator and also ASPs (Application Service Providers) was suggested by many researchers. Hence, superior attention is essential for the SDN control plane security attacks, particularly the Denial of Service (DoS) attack. Similarly, there are numerous non- recognizable attacks that have been provided against the Cloud environment that were faced by the cloud user. One such vulnerable attack is the Distributed DoS (DDoS) attack. DDoS attacks can occur when numerous compromised systems overflow the bandwidth to a targeted system with spoofed source IP addresses. The purpose of DDoS attack is to produce the network and application resources unreachable to the authorized users for some period of time. To overcome the DoS attack in SDC, we proposed the host-based IDSs (HBIDS). it having the capacity to monitor local events of a host, can notice attacks that cannot be realized by a NIDS. The host-based IDSs can do analyze the encrypted information and also used Signature based detection approach.