HackingTechnologyInformationStolen CredentialsCustomer Data InvolvedIdentity (basic)CredentialsFinancial accountPIILowActive

Epik Holdings, Inc.

bd_04c8616c0dafed29 · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 15, 2021

Filed

Sep 20, 2021

To disclose

5 days

Affected

Not disclosed

Linked

8 filings

Confidence

65%

Full breach record for Epik Holdings, Inc. →

Epik Holdings, Inc. confirmed a data intrusion on September 15, 2021, involving unauthorized access to a backup copy of domain-side service accounts on or before September 13, 2021. Affected data includes names, addresses, emails, usernames, passwords, phone numbers, VAT numbers, transaction history, domain ownership, and for some users, credit card information. Epik retained cybersecurity partners, secured services, and offered credit monitoring.

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California clockDiscovered Sep 15, 2021 → Notified Sep 15, 20210d ✓ CA 60-day OK5 days discovery → filing

Incident timeline

undetected · 2 days

discovery → filing · 5 days

Sep 13, 2021

Begins

Sep 15, 2021

Discovered

Sep 20, 2021

Filed

vs. sector median

18 wks faster

This filing is one of 8 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (7) · sorted by filing gap

Montana State AGbd_4997bb915de5559c2021-09-20Verified
Indiana State AGbd_aca7cf9423a5c2cf2021-09-20Verified
Oregon State AGbd_24a1025a0aa385972021-09-22 · +2dVerified
Washington State AGbd_728638994942c8ae2021-09-22 · +2dVerified

Show 3 more filings ↓up to 2d gap

Maine State AGbd_8580b47767c5ab332021-09-22 · +2dCandidate
Massachusetts State AGbd_97ca2df622b2a7a62021-09-22 · +2dVerified
New Hampshire State AGbd_b858195add59e72c2021-09-22 · +2dVerified

Name: Epik Holdings, Inc.
norm: epik holdings
Domain: epik.com

Name: Epik Holdings, Inc.
norm: epik holdings
Domain: epik.com
Industry: Technologyllm

Discovered: Sep 15, 2021
Breach occurred: Sep 13, 2021
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 15, 2021
Affected individuals: Not disclosed
Data types: Identity (basic)CredentialsFinancial accountPII
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified law enforcement and other relevant authorities

During the incident: Retained multiple cybersecurity partners to investigate the incident, secure our services, help affected users, and notify you, law enforcement, and other relevant authorities
Secured access to our domain-side services
Applied additional security measures to help protect services and users going forward
Offering free credit monitoring until September 15, 2023, for all affected Epik users
Changes made: Applied additional security measures to help protect services and users going forward
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 days(5 days from discovery to filing)
Compliance flags: CA 60-day OK · 0d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Sep 15, 2021
→ Notified: Sep 15, 2021
0d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Sep 15, 2021 → Notified: Sep 15, 2021	0d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 8 filings · 8 states

View merged incident ↗

Montana State AGSep 20 · first

Indiana State AGSep 20 · first

California State AGSep 20 · first · this page

Oregon State AG+2d

Washington State AG+2d

Maine State AG+2d

Massachusetts State AG+2d

New Hampshire State AG+2d

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://oag.ca.gov/ecrime/databreach/reports/sb24-545520
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 20, 2021
Raw hash: e5139c020a725c374cb7883009611e9d99bdbe54ac2b932869f8d9809ec2c658

Linked disclosures

Regulatory filings (7) · sorted by filing gap

Reporting entityEpik Holdings, Inc.

Victim entityEpik Holdings, Inc.

Incidentdiscovered Sep 15, 2021

Stated responseRetained multiple cybersecurity partners to investigate the incident, secure our services, help affected users, and notify you, law enforcement, and other relevant authorities

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov