HackingCustomer Data InvolvedIDENTITY_GOVERNMENTIDENTITY_BASICMediumContained
TELEPHONE AND DATA SYSTEMS, INC.
bd_61bad7cf83045f49 · schema v1 · pii pii-v1
Full breach record for TELEPHONE AND DATA SYSTEMS, INC. →Telephone and Data Systems, Inc. reported an external system breach (hacking) occurring on January 20, 2021, discovered on June 2, 2021. The incident affected 99 individuals, including 9 Maine residents. Personal information acquired included names and Social Security Numbers. The company provided written notification and offered 24 months of credit monitoring through Experian.
Maine clockDiscovered Jun 2, 2021 → Filed with AG Jun 23, 202121d ✓ ME AG ≤30d21 days discovery → filing
⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed99 affectedView incident
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/13b1e35e-1084-416e-9991-85d4317b4264.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jun 23, 2021
- Raw hash
- 09b0ed6b00ce90bd945d0ca6b3b23b9ee850c9f28ec7c5f600ea0779bc179e90
Reporting entity
- Name
- TELEPHONE AND DATA SYSTEMS, INC.norm: telephone and data
Victim entity
- Name
- TELEPHONE AND DATA SYSTEMS, INC.norm: telephone and data
Incident
- Discovered
- Jun 2, 2021
- Materiality determined
- —
- Notification sent
- Jun 24, 2021
- Affected individuals
- 99
- Data types
- IDENTITY_GOVERNMENTIDENTITY_BASIC
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1190 Exploit Public-Facing Application
- Threat actor
- External
- Regulator citations
- Filed data breach notice with Maine Attorney General
- Initial access
- exploit_public_facing
Compliance
- Time to disclose
- 21 days(21 days from discovery to filing)
- Compliance flags
- ME AG ≤30d · 21d
- Discovery-date grounding
- unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
- Clock breakdown
Statute Window Elapsed Threshold Status Maine Discovered: Jun 2, 2021→ Filed with AG: Jun 23, 202121d 30 days ME AG ≤30d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.