A visual chronology of major cyber milestones, historic breaches, worms, sabotage campaigns, and modern incident turning points.
Polish cryptologists break Enigma codes.
First major internet worm by Robert Tappan Morris.
Email worm infects 10 million Windows PCs worldwide.
First national-level DDoS attacks against Estonia.
First known cyberweapon targeting industrial systems.
77 million user accounts compromised.
40 million credit cards stolen via HVAC vendor.
56 million payment cards exposed.
21 million federal employee records stolen.
Ransomware spreads via EternalBlue exploit.
Supply chain attack compromises thousands of organizations.
Four zero-days exploited by Chinese actors.
Mass exploitation of file transfer vulnerability.
Major healthcare payment processor ransomware attack.