Cyber security refers to the practice of protecting internet-connected systems, including hardware, software, and data, from attack, damage, or unauthorized access. With the increasing reliance on technology in our daily lives and the growth of the internet, cyber security has become a critical concern for individuals, businesses, and governments alike. Threats to cyber security can come in many forms, including malware, phishing attacks, and hacking, and they can have serious consequences, such as financial loss, identity theft, and loss of sensitive information. To stay secure in the online world, it is important to be vigilant and take steps to protect your personal and sensitive information. This can include using strong passwords, keeping software and systems up-to-date, and being cautious when downloading or clicking on links from unknown sources. Additionally, it is important to be aware of the latest threats and stay informed about best practices for staying secure online.