This presentation introduces cyber security and discusses its importance. It defines cyber security as the security of online information and notes that threats are increasing as more people go online. It then defines key cyber security terms like viruses, hackers, malware, and password cracking. It explains common cyber attacks such as viruses, Trojan horses, and password cracking. Finally, it outlines India's cyber security strategy which includes legal frameworks, skills development, monitoring networks, and international collaboration to protect online information from various security threats.