Digital Arts, maker of the i-FILTER web filtering and m-FILTER email security products used across Japanese companies, government and schools, says stolen operations credentials let intruders into the environment running six cloud services. Some traces date back to July 2025.
An AI-assisted review on Oct 9 found what earlier checks missed. When the security vendor is the way in, review your filter policies, not just passwords.
https://japancyberwatch.com/articles/digital-arts-security-vendor-breach-cloud-services-2026