PHP Vulnerability Responses by Company

Okasan Securities

Japan-based services
Aliases / services
岡三証券 / 岡三証券株式会社 / OKASAN SECURITIES CO., LTD. / 岡三情報Plus / 岡三オンライン / Okasan Securities
Official website
https://www.okasan.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
Website reopened; information portal still unavailable
Response information checked
2026-10-27 Rechecked: 2026-10-27

Corporate website and investment-information services of Okasan Securities.

Its 22 October notice reports reopening after PHP-related checks and necessary measures. At that time, services other than Okasan Joho Plus were available normally.

What users should do

Use available services and check reopening notices for Okasan Joho Plus; contact the support center if needed.

Official service URL

Source URLs

  1. PHP2Shell response and scopehttps://www.okasan.co.jp/news/2026/20261022.htmlResponse evidence
  2. Operating entityhttps://ap.okasan.co.jp/about/outline/Service and operation documentation
  3. Official service and authorhttps://www.okasan.co.jp/about/history/Service and operation documentation
Related official sources
  1. PHP2Shell response and scopeOfficial notice
  2. Operating entityOfficial information directory
  3. Official service and authorOfficial information directory

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