Cyber Security & Cyberwar: What Everyone Needs to Know

Cybersecurity and Cyberwar: What Everyone Needs to Know" by P.W. Singer and Allan Friedman is a comprehensive guide to understanding the key issues and challenges in cyber security and cyber warfare. The book provides a clear and accessible overview of the history, technology, and policy issues surrounding cyber security. 

The book begins by exploring the history of cyber-attacks, from the early days of hacking to the modern era of state-sponsored cyber warfare. The authors explain the key technologies and tactics used in cyber-attacks, such as phishing, malware, and denial-of-service attacks. 

The book then turns to the policy and legal issues surrounding cyber security. The authors explore the challenges of regulating cyberspace, the role of international law in cyber security, and the challenges of balancing security with privacy and civil liberties. 

The authors also examine the role of nation-states in cyber warfare. They explain the different types of cyber-attacks that nation-states can use, such as espionage, sabotage, and propaganda. They also explore the challenges of attributing cyber-attacks to specific actors, and the risks of unintended escalation in cyber conflicts. 

One of the key themes of the book is the importance of collaboration and cooperation in cyber security. The authors stress the need for public-private partnerships, international cooperation, and information-sharing in defending against cyber threats. 

The book also explores the challenges of securing critical infrastructure, such as the power grid, transportation systems, and financial networks. The authors explain the risks posed by cyber-attacks on these systems, and the challenges of securing them against determined attackers. 

Throughout the book, the authors provide practical advice on how individuals, businesses, and governments can improve their cyber security posture. They stress the importance of basic security hygiene, such as using strong passwords, keeping software up to date, and avoiding suspicious emails and links. 

Overall, "Cybersecurity and Cyberwar: What Everyone Needs to Know" is an excellent resource for anyone interested in understanding the key issues and challenges in cyber security and cyber warfare. The book provides a clear and accessible overview of the technology, policy, and legal issues surrounding cyber security, and offers practical advice on how to improve one's own cyber security posture. It is an essential resource for policymakers, business leaders, and anyone interested in the future of cyberspace. 

The 5 key takeaways from this book 

1. Cybersecurity is an essential concern for all individuals and organisations, regardless of size or industry. 

2. Cyber-attacks can come in many forms, including hacking, phishing, and malware, and can have devastating consequences for both individuals and organizations. 

3. The internet has created a global environment that allows attackers to operate from anywhere in the world, making attribution and prosecution difficult. 

4. Addressing cybersecurity requires a multi-faceted approach that includes technology solutions, policy and regulation, and education and awareness. 

5. Cybersecurity threats are constantly evolving, and organisations must remain vigilant and adaptable in order to effectively protect against them.