Скачать или смотреть What is a zero-day? The internet’s shadow threat explained

Zero-day vulnerabilities explained 🤓
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A zero-day vulnerability is a cybersecurity flaw in hardware or software that developers and vendors are unaware of. Watch this video to learn about zero-day vulnerabilities and maintain a safer online experience.

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Contents:

00:00 Intro
00:25 What is a zero day vulnerability
01:13 The WannaCry malware
01:34 The Stuxnet Worm
02:15 How to protect yourself against a zero-day vulnerability

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Imagine an undiscovered flaw lurking in the tech you use every day. Someone is using that flaw and stealing your personal information. But hold on — the worst part is that you have no clue! This flaw is called a zero-day vulnerability. What exactly is a zero-day vulnerability, and how does it threaten our digital world? Stay tuned to get all the information about the internet’s biggest shadow threat.

Simply put, a zero-day vulnerability is a cybersecurity flaw in hardware or software that developers and vendors don’t know about. This open-door flaw could cause significant damage, especially in the hands of the hacker. In most cases, zero-day vulnerabilities are the gateway to zero-day attacks, where valuable data is stolen or compromised. It’s a cat-and-mouse game between developers and cybercriminals because fraudsters launch these zero-day attacks and try to steal as much as possible before a security patch for these vulnerabilities is released.

Every hack has a price tag, and the WannaCry case is no exception. The WannaCry malware targeted zero-day vulnerabilities in the Microsoft Windows operating system. It infected thousands of computers around the globe and encrypted specific files. Later, the attackers demanded ransom payments in Bitcoin for the decryption.

Zero-day vulnerabilities can become powerful weapons. In 2017, Stuxnet appeared on the horizon. Stuxnet was a computer worm that targeted Windows vulnerabilities. The worm infected about 200,000 computers and caused enormous damage to Iran’s nuclear program. It destroyed nearly a fifth of Iran’s nuclear centrifuges.

It’s pretty clear that zero-day vulnerabilities are dangerous and can impact anyone on a personal and government level simply because there are no available security patches at the time of discovery. No designated tools detect these vulnerabilities, and finally, targets are usually corporations or governmental infrastructure.

The sad truth is that protecting yourself from zero-day exploits is challenging. Our safety depends on software and system developers' reaction time and how quickly they can develop new security patches.

However, practicing good cybersecurity hygiene can improve one’s security. So, it is necessary to install the latest security patches for known vulnerabilities, use advanced security tools and alerts, or gather information on recent cybersecurity threats.

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