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The History of Cybersecurity: The Sentinel Emergence

Cybersecurity history, from the first computer worms and viruses to firewalls, encryption, ransomware, zero trust, and AI security, explains how modern digital defense was built. Watch to the end to see the central pattern that shaped cybersecurity: as networks connected the world, vigilance became permanent. Cybersecurity began the moment computers started talking to each other, and it has been a race ever since. In this story, you’ll see how viruses, worms, firewalls, ransomware, and AI turned vigilance into a permanent part of modern life. Cybersecurity didn’t arrive as a single invention. It emerged, step by step, as computers left isolated rooms, joined networks, and quietly became the backbone of everyday life. Along the way came traveling code, early worms, the first defensive playbooks, and a truth that never really changes: as soon as systems connect, protection becomes a permanent job. This documentary follows the turning points that shaped modern security, from ARPANET experiments to phishing, breaches, ransomware, zero trust, and today’s AI-driven defense. Chapters: 0:00 - One Click Away 1:00 - When Computers Were Alone 2:10 - Shared Systems, Passwords, and the First Cracks 4:45 - The Floppy Disk Era and Early Viruses 6:45 - The Worm That Shook the Early Internet 8:59 - Encryption, Commerce, and the Human Factor 10:05 - Attacks at Scale 11:16 - Ransomware and the Countdown 12:55 - Breaches, Infrastructure, and New Stakes 15:20 - Zero Trust and Recovery 17:27 - AI, Quantum, and Permanent Vigilance Next story: The History of the Internet    • The History of the Computer: How Curiosity...   #Cybersecurity #InformationSecurity #NetworkSecurity #TechnologyHistory #ComputerHistory #Ransomware #Hacking #DigitalSafety #DataBreach #InternetHistory