HackingTechnologyInformationCapture Stored DataState-sponsored actorData ExfiltratedNation State SuspectedDelayed DiscoveryCustomer Data InvolvedActor NamedIDENTITY_BASICAUTHENTICATIONCREDENTIALSCriticalContained
Yahoo Inc.
bd_8d0b6c0f26e1ea26 · schema v1 · pii pii-v1
Full breach record for Yahoo Inc. →In late 2014, Yahoo! Inc. suffered a state-sponsored intrusion in which account information for at least 500 million users was stolen. Compromised data included names, email addresses, phone numbers, dates of birth, hashed passwords, and security questions/answers. The breach was publicly disclosed on September 22, 2016. No payment card or bank account data was affected.
This filing is one of 2 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (1) · sorted by filing gap
- bd_0bbbe65ac487524cMontana State AGfiled 2016-09-22Candidate
Source provenance
- Source URL
- https://oag.ca.gov/ecrime/databreach/reports/sb24-64004
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Sep 22, 2016
- Raw hash
- abf25b25c355e5448a30f3c3a4d50aaedd8e9048f8729247de4ac66ed2b07e02
Reporting entity
- Name
- Yahoo Inc.norm: yahoo
- Domain
- yahooinc.com
Victim entity
- Name
- Yahoo Inc.norm: yahoo
- Domain
- yahooinc.com
- Industry
- Technologyllm
Incident
- Discovered
- —
- Materiality determined
- —
- Notification sent
- Sep 22, 2016
- Affected individuals
- 0
- Data types
- IDENTITY_BASICAUTHENTICATIONCREDENTIALS
- Attack vector
- Unauthorized Access· state-sponsored actor
- MITRE ATT&CK
- T1078 Valid AccountsT1041 Exfiltration Over C2 ChannelT1119 Automated CollectionT1074 Data Staged
- Threat actor
- State-sponsored actorExternalEspionage
- Regulator citations
- Notified California Office of the Attorney General
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.