HackingProfessional ServicesProfessional ServicesData ExfiltratedTargetedIdentity (basic)LowContained

Public Relations Society of America

bd_d6acf41fefd03a70 · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 22, 2025

Filed

Mar 4, 2026

To disclose

23 weeks

Affected · nationwide

8731 in this filing

Linked

6 filings

Confidence

66%

Full breach record for Public Relations Society of America →

Public Relations Society of America reported an external system breach (hacking) occurring September 19-21, 2025, discovered on September 22, 2025. The incident affected 873 individuals, including 1 Maine resident. The unauthorized actor copied a limited amount of data, specifically names and other personal identifiers. PRSA isolated systems, changed passwords, notified law enforcement, and engaged security professionals. Notices were sent on March 4, 2026.

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Maine clockDiscovered Sep 22, 2025 → Filed with AG Mar 4, 2026163d ✗ ME AG >90d23 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 3 days

discovery → filing · 23 weeks / 163 days

Sep 19, 2025

Begins

Sep 22, 2025

Discovered

Mar 4, 2026

Filed

vs. sector median

+6 wks slower

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitesinobibd_3806a034735c1d382025-10-08 · +146dVerified by operator

Regulatory filings (4) · sorted by filing gap

Indiana State AGbd_4451bdb7e5fdc7132026-03-04Candidate
Massachusetts State AGbd_729f156b4364cef82026-03-04Verified
Nebraska State AGbd_d1ff55a6f4b0304d2026-03-04Verified
New Hampshire State AGbd_923119778c9524412026-03-09 · +5dVerified

Name: Public Relations Society of America
norm: public relations society of america
Domain: prsa.org

Name: Public Relations Society of America
norm: public relations society of america
Domain: prsa.org
Industry: Professional Servicesllm

Discovered: Sep 22, 2025
Breach occurred: Sep 19, 2025 – Sep 21, 2025
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 4, 2026
Affected individuals: 873state + nationwide
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: reported the matter to federal law enforcement and appropriate regulatory authorities
Initial access: exploit_public_facing

During the incident: Immediately isolating the potentially impacted systems
Changing relevant passwords
Notifying federal law enforcement
Engaging data security and privacy professionals to assist with our response
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 23 weeks(163 days from discovery to filing)
Compliance flags: ME AG >90d · 163dME resident >60d · 163dLeak >90d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Sep 22, 2025
→ Filed with AG: Mar 4, 2026
163d 90 days ME AG >90d
Maine
Discovered: Sep 22, 2025
→ Notified: Mar 4, 2026
163d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Sep 22, 2025 → Filed with AG: Mar 4, 2026	163d	90 days	ME AG >90d
Maine	Discovered: Sep 22, 2025 → Notified: Mar 4, 2026	163d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Indiana State AGMar 4 · first

Massachusetts State AGMar 4 · first

Nebraska State AGMar 4 · first

Maine State AGMar 4 · first · this page

New Hampshire State AG+5d

Pattern: first filing Mar 4 (IN), last Mar 9 (NH) — a 5-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/dfc57f04-fc01-43e4-bb75-2664c0314bfd.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 4, 2026
Raw hash: 638026cd11fcc7c1de2b5b4b604b85fe5ab89b11688ddcde63eb68e37697c6f6

Linked disclosures

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Reporting entityPublic Relations Society of America

Victim entityPublic Relations Society of America

Incidentdiscovered Sep 22, 2025

Stated responseImmediately isolating the potentially impacted systems

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov