HackingCustomer Data InvolvedPIIIDENTITY_BASICLowContained
Walker Advertising, LLC
bd_eff6b68d70853771 · schema v1 · pii pii-v1
Full breach record for Walker Advertising, LLC →Walker Advertising, LLC reported an external system breach (hacking) occurring on October 14, 2025, discovered on May 6, 2026. The incident affected 618 individuals, including 1 Maine resident. The organization notified affected individuals in writing on June 5, 2026, and provided 12 months of credit monitoring services through Epiq.
Maine clockDiscovered May 6, 2026 → Filed with AG Jun 5, 202630d ✓ ME AG ≤30d4 weeks 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.
This filing is one of 4 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (3) · sorted by filing gap
- bd_17b19e19edcc277aIndiana State AGfiled 2026-06-05Verified
- bd_580a39ef0d72c9a0New Hampshire State AGfiled 2026-06-05Verified
- bd_55e71ec2600ec280Massachusetts State AGfiled 2026-06-01(4d gap)Candidate
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/d0907324-2c1d-4603-a61c-f75bd7a1dc01.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jun 5, 2026
- Raw hash
- f23a6ba19668969ba968e6f226af5d0b259592951e1ae76752b69131fb9db74b
Reporting entity
- Name
- Walker Advertising, LLCnorm: walker advertising
- Domain
- walkeradvertising.com
Victim entity
- Name
- Walker Advertising, LLCnorm: walker advertising
- Domain
- walkeradvertising.com
Incident
- Discovered
- May 6, 2026
- Materiality determined
- —
- Notification sent
- Jun 5, 2026
- Affected individuals
- 618
- Data types
- PIIIDENTITY_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
- 4 weeks(30 days from discovery to filing)
- Compliance flags
- ME AG ≤30d · 30d
- 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: May 6, 2026→ Filed with AG: Jun 5, 202630d 30 days ME AG ≤30d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.