HackingRetail & ConsumerRetailStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedCredentialsFinancial credentialsIdentity (basic)LowResolved

Costco Photo Center

bd_9002831beac56b71 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Sep 23, 2015

To disclose

—

Affected

Not disclosed

Linked

2 filings

Confidence

64%

Full breach record for Costco Photo Center →

Costco Photo Center disclosed a security compromise of its hosting provider's system between June 19, 2014, and July 15, 2015. An unauthorized party deployed malware and potentially accessed email addresses, passwords, credit card security codes, and shipping addresses entered by members. Stored credit card numbers and photos were not believed to be at risk. The site was taken offline, rebuilt with enhanced security, and users were required to reset passwords. Credit monitoring was offered.

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Incident timeline

Jun 19, 2014

Begins

Sep 23, 2015

Filed

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

Hawaii State AGbd_ea849776f0d2c9652015-09-29 · +6dVerified

Name: Costco Photo Center
norm: costco photo center

Name: Costco Photo Center
norm: costco photo center
Industry: Retail & Consumerllm

Discovered: —
Breach occurred: Jun 19, 2014 – Jul 15, 2015
Materiality determined: —
Notification sent: Jul 17, 2015
Affected individuals: Not disclosed
Data types: CredentialsFinancial credentialsIdentity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid AccountsT1566 Phishing
Threat actor: External
Third party: via Host company
Initial access: supply_chain

During the incident: Took the site offline on July 17 to rebuild with additional security measures
Deleted all stored credit card information
Required all users to reset their passwords upon first access
Arranged for identity theft recovery and credit monitoring services from ID Experts
Changes made: Rebuilt the site with additional security measures at a variety of levels
Implemented new payment technology with enhanced security features
Continued to work closely with the hosting company to implement security tools and tests
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

California State AGSep 23 · first · this page

Hawaii State AG+6d

Pattern: first filing Sep 23 (CA), last Sep 29 (HI) — a 6-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://oag.ca.gov/ecrime/databreach/reports/sb24-57944
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 23, 2015
Raw hash: b21ac8c06f7ef20bf00238e1b95f646076cb35d66a8a44352671f1bf4179167f

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityCostco Photo Center

Victim entityCostco Photo Center

IncidentThird-Party / Supply Chain

Stated responseTook the site offline on July 17 to rebuild with additional security measures

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov