HackingTelecom & MediaInformationStolen CredentialsCustomer Data InvolvedPIIIdentity (basic)CredentialsLowContained

SIRIUS XM HOLDINGS INC.

bd_a0ae98f69c220956 · schema v1 · pii pii-v1

Severity

Low

Discovered

Oct 31, 2016

Filed

Nov 11, 2016

To disclose

11 days

Affected

2state residents only

Linked

3 filings

Confidence

65%

Full breach record for SIRIUS XM HOLDINGS INC. →5 incidents on file

Sirius XM Radio Inc. notified Montana residents of a data security incident occurring on October 31, 2016, involving unauthorized access to Online Account Center credentials. Exposed data included names, addresses, emails, radio nicknames, and payment methods (excluding card/bank data). The company engaged EZShield for one year of ID protection services and required password resets.

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Incident timeline

discovery → filing · 11 days

Oct 31, 2016

Begins

Oct 31, 2016

Discovered

Nov 11, 2016

Filed

This filing is one of 3 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

New Hampshire State AGbd_d23ef81bbb335ce02016-11-10 · +1dCandidate
Massachusetts State AGbd_3620cbb5e52233f72016-11-15 · +4dVerified

Name: SIRIUS XM HOLDINGS INC.
norm: sirius xm
Domain: siriusxm.com

Name: SIRIUS XM HOLDINGS INC.
norm: sirius xm
Domain: siriusxm.com
Industry: Telecom & Medianaics map

Discovered: Oct 31, 2016
Breach occurred: Oct 31, 2016
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 11, 2016
Affected individuals: 2state-resident count only
Data types: PIIIdentity (basic)Credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: ExternalFinancial
Initial access: valid_credentials

During the incident: Engaged EZShield, Inc. to provide services for one (1) year from the date of this letter, at our expense
Require an additional authentication method to be utilized before you can access your account
Monitoring our processes to prevent similar occurrences
Changes made: Monitoring our processes to prevent similar occurrences
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 days(11 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

New Hampshire State AGNov 10 · first

Montana State AG+1d · this page

Massachusetts State AG+5d

Pattern: first filing Nov 10 (NH), last Nov 15 (MA) — 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://dojmt.gov/wp-content/uploads/Sirius-XM-Radio.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 11, 2016
Raw hash: dfa3c3806b927cdb591e21fffdeeaf9404751627a6cbf4877b4dd3095445bfcb

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entitySIRIUS XM HOLDINGS INC.

Victim entitySIRIUS XM HOLDINGS INC.

Incidentdiscovered Oct 31, 2016

Stated responseEngaged EZShield, Inc. to provide services for one (1) year from the date of this letter, at our expense

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov