Netwalker, also known as Mailto, is a type of ransomware that renders its target’s files inaccessible and demands a ransom to restore access to them. Netwalker ransomware went rampant during the Covid-19 pandemic, targeting mostly healthcare institutions and businesses, but this strain of ransomware is still active today. So how do hackers carry out Netwalker…
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A packet sniffer can expose your data and put you at risk of further cyberattacks. Alternatively, packet sniffing tools can be used to improve network security and troubleshoot routing problems. In this article, we’ll explain how packet sniffing works, give you tips for protecting yourself from it, and discuss its legitimate uses. What is packet…
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Turning network devices into bot devices, the Cyclops Blink infection is responsible for brute-force attacks on WatchGuard and Asus internet appliances. How dangerous is it? What should device owners know to protect themselves? You’re about to find out. Contents What is Cyclops Blink? The origin and development of Cyclops Blink What devices does Cyclops Blink…
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Browser extensions have become integral to our daily browsing experience, but they can be more dangerous than you may think. What are the dangers that malicious browsing extensions carry? Why should you avoid them? And most importantly, is it hard to get rid of them? Contents What is a malicious browser extension? How do malicious…
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Taiwan and Hong Kong have faced internet freedom and privacy challenges for years. With privacy reforms and restrictions imposed by mainland China, maintaining online privacy has been difficult. If you’re in Hong Kong or Taiwan, a VPN could help. But do people in Hong Kong and Taiwan use VPNs? Let’s unpack the results of a…
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NTLM is Microsoft’s authentication protocol that was created to replace LAN manager, another of Microsoft’s authentication protocols. Because cybersecurity is dynamic, researchers and specialists continually work to improve network and application security based on the threats of the day. The same happened with the NTLM protocol, Windows new technology LAN manager. It came to replace…
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Looking for the best cybersecurity books to read while chilling on the beach or waiting for your connecting flight at the airport? Look no further. Here’s a list of 15 cybersecurity books that are guaranteed to keep you glued to the page from start to finish. Contents How we picked our best cybersecurity books 8…
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Every company is concerned about intruders. Whether you run a restaurant or an IT firm, you don’t want strangers strolling through your restricted area. Online, you can protect your databases with passwords. But passwords can be guessed or stolen. That’s why some of the world’s biggest companies rely on Kerberos authentication service on their networks.…
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Ever wonder how big hacks happen? What enables the attackers to move through and manipulate IT systems with ease? It often involves strategies like bypassing authentication and escalating their privileges. So let’s talk about Kerberoasting — an attack that played a part in such giant hacks as SolarWinds and Log4Shell. Contents What is a Kerberoasting…
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Everyone loves to be on the VIP list, and the online world has its equivalent — the allowlist. It won’t get you into fancy bars and restaurants, but it will help you block malicious actors who may try to get into your network. Find out more about allowlisting and how it could improve your cyber…
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