Social EngineeringTechnologyInformationPhishingStolen CredentialsCustomer Data InvolvedPIIIdentity (basic)LowContained

Alliant Security, Inc.

bd_c302bfd9746d9ae8 · schema v1 · pii pii-v1

Severity

Low

Discovered

Oct 26, 2020

Filed

Dec 7, 2020

To disclose

6 weeks

Affected

1state residents only

Confidence

65%

Full breach record for Alliant Security, Inc. →

Alliant Security, Inc. notified Montana residents that an unauthorized third party accessed an employee's email account containing personal information (names) between Feb 10-12, 2020. The company discovered the incident on Oct 26, 2020, secured the account, engaged forensic investigators, and offered one year of Experian IdentityWorks credit monitoring.

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Incident timeline

undetected · 259 days

discovery → filing · 6 weeks / 42 days

Feb 10, 2020

Begins

Oct 26, 2020

Discovered

Dec 7, 2020

Filed

vs. sector median

5 wks faster

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

Name: Alliant Security, Inc.
norm: alliant security

Name: Alliant Security, Inc.
norm: alliant security
Industry: Technologyllm

Discovered: Oct 26, 2020
Breach occurred: Feb 10, 2020 – Feb 12, 2020
Undetected for: 259 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 7, 2020
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: External
Initial access: phishing_link

During the incident: Secured the impacted email account
Retained a leading forensic security firm to investigate
Confirmed the security of email and computer systems
Offered a complimentary one-year membership of Experian IdentityWorks SM Credit 3B
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(42 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/alliantSamp.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 7, 2020
Raw hash: 6e323d94ef12d249007379f6feb2ad8eb06098e3e06585a043829405094a5890

Reporting entityAlliant Security, Inc.

Victim entityAlliant Security, Inc.

Incidentdiscovered Oct 26, 2020

Stated responseSecured the impacted email account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov