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For decades, the cybersecurity industry has operated on a comfortable, if flawed, assumption: finding a Zero-Day vulnerability (a bug unknown to the developers) was a Herculean task. It required elite human developers and ethical hackers, months of manual code review, and high-cost developer tools. This friction gave defenders a grace period—a window of time where obscurity acted as a shield. That era officially ended on April 6, 2026.
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