Cyber Security Cloud, Inc. (Headquarters: Shinagawa-ku, Tokyo; Representative Director, President and CEO: Toshihiro Koike; hereinafter referred to as "the Company"), a global security manufacturer, is pleased to announce that Cloud-based WAF "Shadankun" developed and provided by the Company, has achieved the No. 1 share (※1) in the domestic Cloud-based WAF Business Survey Overview: Market Edition."

Cloud-based WAF The market is expected to continue to grow, and demand for security solutions is expected to increase, especially as cyber attacks become more sophisticated. Our Cloud-based WAF (Shadankun) has been trusted by many companies because of the strength of our technology and achievements in light of these market trends.
We will continue to support the safety of our customers' businesses by providing security solutions that respond to evolving cyber threats, leveraging our cutting-edge technology and extensive experience.

■ About Cloud-based WAF “Shadankun”

Cloud-based WAF "Shadankun" is a cloud-based web security service that detects and blocks external cyber attacks, protecting web servers and websites from information leaks and service outages. Utilizing the deep learning-based attack detection AI engine "Cyneural," it not only detects common attacks, but also quickly discovers unknown attacks and false positives. With the help of the world's leading threat intelligence team, "Cyhorus," it responds quickly to the latest threats. Ranked number one in Japan (*2) in terms of the number of companies and websites that have adopted the service, it is used by companies of all sizes.

■ Main features of Cloud-based WAF “Shadankun”
1. Compatible with any web system
It is possible to install one or more on various servers including the cloud in as little as one day without changing the current system.

2. Available from 10,000 yen per month.
You can easily take security measures from 10,000 yen per month, and you can use it for a fixed monthly fee instead of pay-as-you-go.

3. Japanese language support 24 hours a day, 365 days a year
Support unique to domestic manufacturers. It can be installed and operated without specialized knowledge, so there is no need to worry.

Four. Realization of accurate and robust security measures
The attack detection AI engine quickly discovers unknown attacks and false positives. In-house development and in-house operation enable quick response.

・ Shadankun website: https://www.shadan-kun.com

(※1) Source: Fuji Chimera Research Institute, "2023, 2024, 2025 Network Security Business Survey Overview Market Edition" <WAF, Cloud, Vendor Share, FY2022, FY2023, FY2024>
(※2) Source: Deloitte Tohmatsu MIC Research Institute, "Current Status and Future Outlook of the External Threat Countermeasure Solutions Market in 2024," published on March 27, 2025

■About Cyber Security Cloud, Inc.
Company name: Cyber Security Cloud, Inc.
Address: JR Tokyu Meguro Building 13th Floor, 3-1-1 Kami-Osaki, Shinagawa-ku, Tokyo 141-0021
Representative: Toshihiro Koike Representative Director, President and CEO
Established: August 2010
URL: https://www.cscloud.co.jp
With the mission of "creating a safe and secure cyberspace for people all over the world," we are a Japanese security manufacturer that provides vulnerability information collection and management tools and fully managed security services for cloud environments, centered on web application security services that utilize the world's leading cyber threat intelligence. As one of the global cybersecurity companies, we will contribute to solving social issues related to cybersecurity and providing added value to society.