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title: Gftd Security News and Articles  | Hack
description: Hack | Gftd Cyber Security のブログにアクセスして、常に進化するデジタル セキュリティ環境に関する当社の CISO の洞察を学びましょう。
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# Letters from CISO

Dive into Gftd Security's blog to learn insights from our Chief Information Security Officer about the ever-evolving digital security landscape.

[![Medical image server ransomware](https://cybersecurity.gftd.co.jp/hubfs/AI-Generated%20Media/Images/Xray%20image%20ransomware.jpeg)](https://cybersecurity.gftd.co.jp/blog/how-the-kokubu-seikyo-hospital-ransomware-attack-shook-healthcare)

[Healthcare](https://cybersecurity.gftd.co.jp/blog/tag/healthcare), [Hack](https://cybersecurity.gftd.co.jp/blog/tag/hack), [Ransomware](https://cybersecurity.gftd.co.jp/blog/tag/ransomware)

## [How the Kokubu Seikyo Hospital Ransomware Attack Shook Healthcare](https://cybersecurity.gftd.co.jp/blog/how-the-kokubu-seikyo-hospital-ransomware-attack-shook-healthcare)

[Artem Ponomarov](https://cybersecurity.gftd.co.jp/blog/author/artem-ponomarov) 

 Jun 24, 2024 9:26:00 AM

Inside the Attack On February 27, 2024, Kokubu Seikyo Hospital in Japan experienced a severe ransomw...

[Read more](https://cybersecurity.gftd.co.jp/blog/how-the-kokubu-seikyo-hospital-ransomware-attack-shook-healthcare)

[![DMM Bitcoin Hack](https://cybersecurity.gftd.co.jp/hubfs/DMM.jpg)](https://cybersecurity.gftd.co.jp/blog/dmm-bitcoin-hack-what-can-be-done-to-prevent-it)

[Web3](https://cybersecurity.gftd.co.jp/blog/tag/web3), [Blockchain](https://cybersecurity.gftd.co.jp/blog/tag/blockchain), [Investigation](https://cybersecurity.gftd.co.jp/blog/tag/investigation), [Cryptocurrency](https://cybersecurity.gftd.co.jp/blog/tag/cryptocurrency), [Hack](https://cybersecurity.gftd.co.jp/blog/tag/hack)

## [DMM Bitcoin Hack: What Happened and How to Prevent It?](https://cybersecurity.gftd.co.jp/blog/dmm-bitcoin-hack-what-can-be-done-to-prevent-it)

[Artem Ponomarov](https://cybersecurity.gftd.co.jp/blog/author/artem-ponomarov) 

 Jun 6, 2024 5:41:41 PM

Inside the Attack DMM Bitcoin, a Japanese centralized cryptocurrency exchange, was the target of a s...

[Read more](https://cybersecurity.gftd.co.jp/blog/dmm-bitcoin-hack-what-can-be-done-to-prevent-it)

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