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NTT Docomo, SoftBank: AI incidents on the record

Updated Oct 27, 2026 · Telecom · Japan
The short answer

NTT Docomo, SoftBank appears in 1 AI incident on our record. The most serious status recorded: took services offline as a precaution. No confirmed breach is recorded.

Every entry, with its source

  • Took services offline PHP2Shell: AI-found PHP flaws leak, trigger global shutdowns. Some web services paused. SoftBank halted emergency-alert mail for SoftBank, Y!mobile and LINEMO at 06:47 JST Oct 23 for PHP maintenance, resumed JMA earthquake and tsunami warnings at 09:25 JST Oct 25, and keeps government disaster and evacuation alerts off until the work finishes Oct 26. NTT Docomo suspended J-Alert, flood forecasts and municipal evacuation information from about 19:30 JST Oct 23 (earthquake and tsunami warnings never stopped) and restored Area Mail in full at 20:01 JST Oct 25, ahead of its planned early-Oct 26 restart, per Keitai Watch. As of the morning of Oct 26 (JST) no completion notice for SoftBank's remaining disaster and evacuation alerts had been found by this run. (Co) The incident →

If you're a customer or employee

  1. This was a precaution.The organisation switched services off or restricted them while it fixed a flaw. No loss of data is recorded.
  2. Use official channels for service updates.Check the organisation's own website or social accounts to see when services return.
  3. Ignore "restore your access" messages.Outages attract scams offering to help. Don't click links in unexpected messages.

Related: AI scam texts: what to do · The fake bank call

How to read this

"Confirmed" means the organisation or an investigator confirmed a compromise. "Attacked" means attacks or attempts were recorded, including blocked ones. "Took services offline" means a precaution, not a breach. We only list what public sources say; if something here is wrong or out of date, tell us and we will correct it.

Spot an error or something out of date? Tell us; corrections are made and logged. Written with AI assistance from public sources; awaiting fact-check and approval by Colin Balfe. General information, not legal, medical or financial advice.