SignalAtlas
Share a report
Investigating

NTT DATA: personal data in STdirectServices may have leaked after vendor SaaS intrusion

NTT DATA suspended STdirectServices after unauthorised access to a contractor SaaS it uses, saying personal data handled there may have leaked, and announced this on October 31.

Last updated: 2026-11-09

Overview

A bond-purchaser perk service. Counts and data fields are under investigation (count blank). Issuer and distributor impacts are recorded separately and must not be summed.

Timeline

  1. Occurred
  2. Discovered
  3. Disclosed

Organization response

Suspended the service and is verifying facts with related companies.

What you can do

Be wary of emails, SMS or calls impersonating the organisation; do not open links or attachments or enter passwords or card details. Change reused passwords on other services.

Sources

  1. STdirectServicesのサービス停止についてのお知らせ株式会社NTTデータ · 2026-11-09

Related information

Share a report

No published information yet

Information appears here after source checks or moderation.

Comments and replies

Write a comment

No account needed. Comments appear immediately.

Do not post private names, addresses, passwords, or codes. Automatic masking is limited; review your content before submitting.