What Is a “Zero-Day” Attack? A Cybersecurity Nightmare Explained

Cybersecurity is becoming more important by the day as an ever-growing portion of people’s lives is tied to an online world. Talk of viruses, cyberwarfare and brute-force attacks makes cybersecurity experts sound more like they’re on the frontlines of a battlefield than working behind computer screens.
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In some ways, cybersecurity has become a battle—one that never stops or calls a truce. Some of these attacks are easy enough to protect against, but others are the nightmare of cybersecurity pros everywhere. A zero-day attack falls into the latter category.

What is a zero-day attack, and what can cybersecurity experts do to stop them? We spoke with experts in the field to get to the bottom of this type of cyber threat.

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