PHP Vulnerability Responses by Company

Hokkaido Kenseisya

Japan-based services
Aliases / services
株式会社北海道健誠社 / Hokkaido Kenseisya
Official website
https://www.kenseisya.co.jp/

Each response applies only to its stated service scope. “Not listed” does not mean unpatched or unaffected.

Response status by service

Listed services and systems

Response status
Five websites reopened after PHP updates
Response information checked
2026-10-27 Rechecked: 2026-10-27

Linen-service company's websites

After confirming its hosting provider had updated PHP, the company reopened its five websites on October 23.

What users should do

Use the restored websites normally.

Official service URL

Source URLs

  1. PHP vulnerability responsehttps://www.kenseisya.co.jp/2026/10/23/phpの危弱性php2shellへの対応完了のご報告/Response evidence
  2. Company and operator informationhttps://www.kenseisya.co.jp/corporate/about/Service and operation documentation
Related official sources
  1. PHP vulnerability responseOfficial notice
  2. Company and operator informationOfficial information directory

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