The term cyber security means protect the data, programs and devices from the unauthorized access. The cyber security is very important because every organization like government, military and financial collect and save the data on computer and other devices. The organization transmit these data and there is a chance of hack this type of sensitive data. So it is very important to adopt and implement strong cyber security approaches. There are different type of cyber security. Network security, data loss prevention, cloud security ,identity and access management and antivirus. Now a day there is dramatic increase in the number of cyber attacks. The continually changing cyber security strategies is the major cyber security challenges. cyber security news online know the straight news in advance . You get latest hacking news at your fingertips without delay.Nothing indicates that cyber attacks and crimes will decrease. They increase day by day so more cyber security is needed to secure network and devices from the attacks.