Nikkei data breach via a development cloud service

Add to my breach check

Made public · 1,830,000 records

What leaked5

Hard to replace

  • Mobile number
  • Home or delivery address
  • Email address

Permanent

  • Date of birth
  • Full name
  • Date of birthabout 150,000 records contain at least one of name, email, address, phone number or date of birth
  • Mobile numberphone number · the notice does not say mobile or landline; about 150,000 records contain at least one of name, email, address, phone number or date of birth
  • Home or delivery addressabout 150,000 records contain at least one of name, email, address, phone number or date of birth
  • Email addressabout 120,000 records
  • Full nameabout 150,000 records contain at least one of name, email, address, phone number or date of birth

To-dos4 · about 50 min in all

  1. Know the scam pattern: calls and texts that cite these leaked detailsabout 5 minfreeLimits harm from: scam calls, phishing messages
  2. Turn on instant transaction alertsabout 5 minHelps you notice: scam calls
  3. Remove your address and phone from public profiles and tighten SNS privacyabout 20 minfreeLimits harm from: visits or contact at home
  4. Use an authenticator app or passkey instead of SMS codesabout 20 minfreeLimits harm from: SMS code theft

What happened next5 events

  1. UndetectedNone on record
  2. Response 5 eventsNo individual notice on record · Back to latest
  3. RemedyNone on record
  4. PenaltyNone on record
  5. DisputesNone on record

Response: 5 events

Back to latest
  1. Nikkei National Geographic said data of some users of its services may be among the leaked data
  2. Nikkei: no secondary harm, such as misuse of the leaked data, confirmed as of 16 October
  3. Announced that about 1.83 million records had leaked from a cloud service used for system development
  4. Reported to the Personal Information Protection Commission
  5. Invalidated the stolen cloud credentials used in the attack
Company
Nikkei
When it happened
–
Made public
Notice
Leak confirmed
Affected
1,830,000 records · about 150,000 with personal details, about 120,000 of them with an email address; about 1.68 million identifiers only