HackingFinancial ServicesFinanceStolen CredentialsCustomer Data InvolvedMulti-Stage ChainIdentity (basic)Government IDFinancial accountMediumActive

THE CHARLES SCHWAB CORPORATION

bd_19cca86b2f87b733 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 19, 2023

Filed

Jun 8, 2023

To disclose

7 weeks

Affected

1state residents only

Confidence

66%

Full breach record for THE CHARLES SCHWAB CORPORATION →9 incidents on file

Charles Schwab & Co., Inc. issued a supplemental notification to Montana residents regarding unauthorized access to client accounts by a third-party service provider. Access occurred on or around April 19, 2023. Compromised data included names, SSNs, driver's license numbers, and financial account details. Schwab locked accounts, offered two years of credit monitoring via IdentityForce, and continues monitoring for unusual activity.

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Incident timeline

discovery → filing · 7 weeks / 50 days

Apr 19, 2023

Discovered

Jun 8, 2023

Filed

vs. sector median

1 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: THE CHARLES SCHWAB CORPORATION
norm: the charles schwab

Name: THE CHARLES SCHWAB CORPORATION
norm: the charles schwab
Industry: Financial Servicesllm

Discovered: Apr 19, 2023
Materiality determined: —
Notification sent: Jun 9, 2023
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security numberDate of birth
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: Partner
Regulator citations: Notification filed with Montana Attorney General's Office
Initial access: trusted_relationship

During the incident: Launched an investigation
Locked account(s) while investigating
Offering two (2) years of credit monitoring and identity protection services from IdentityForce® at no cost
Changes made: Continuing to monitor account(s) for any signs of unusual activity
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(50 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-341.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 8, 2023
Raw hash: deeea999c41d3969a042be3ece012f59ece288faabc10dd1f0b0aaf987d6e679

Reporting entityTHE CHARLES SCHWAB CORPORATION

Victim entityTHE CHARLES SCHWAB CORPORATION

Incidentdiscovered Apr 19, 2023

Stated responseLaunched an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov