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Tag: data security

Fire in a South Korean Data Center Reminds the World About the Importance of Data Backup

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On October 7, 2025

In Security

Servers on fire next to a laptop connected to an external drive with a mark of successful data recovery.
The importance of external server backup

September 2025 became a painful lesson for the entire IT industry. In South Korea, a fire at the headquarters of the National Information Resources Service destroyed the government cloud storage system that had been used for seven years by hundreds of public institutions. As a result, more than 120,000 civil servants lost their work files, and the total amount of destroyed data reached a staggering 858 terabytes. This was not just a technical disaster — it was a vivid demonstration of how dangerous it can be to store everything in one place, even if that place is a “government cloud.”

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How to Recognize Phishing Websites in 2025

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On October 2, 2025

In Security

Image of a fake website address in a browser with warning icons and a magnifying glass highlighting a dangerous detail in the domain.
Phishing sites pose a threat to user security

The internet is changing rapidly, and with it, the sophistication of scammers is also growing. By 2025, phishing is no longer just primitive emails with mistakes — it has become a whole “industry” with its own support services and even phishing-as-a-service. Fake websites use deep learning to mimic the style of real websites and employee communication, while millions of phishing kits are available on the black market. For users, it is crucial to know how to tell a fake from the original.

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Passwords to Avoid to Stay Safe from Hackers

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On September 30, 2025

In Security

Hacker in dark hoodie enters weak password 123456 on computer.
Weak passwords open the door for attackers

When we register on social networks, email services, or online banking websites, account protection often comes down to just a password. However, most users still rely on simple combinations that attackers can crack within seconds. Ukrainian cybersecurity experts repeatedly note that in mass password leaks, the same primitive keys appear again and again — such as “123456,” “qwerty,” or “password.” Most of these passwords are guessed by automated hacking tools in less than a second. To reduce risks, it’s important to know which combinations to avoid, how to create strong unique access keys, and why it’s safer to enter data only on websites with encrypted connections.

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