Macmillan and its affiliates
ent_493c517ef9a3558ea2f0937a
Disclosures
2
State AG · 1 jurisdiction
Incidents
—
no linked incident in sample
Max affected reported
—
no filed count in sample
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- Macmillan and its affiliates
- Normalized
- macmillan and its affiliates— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- None on record
Disclosure history (2)newest first
- 🐻California State AGas victim2022-12-20
Macmillan and its affiliates reported a cybersecurity incident occurring between June 16 and June 25, 2022. The incident involved suspicious activity resulting in the encryption of files (ransomware) and unauthorized access to systems. Personal information, including names, was exfiltrated. Macmillan engaged third-party specialists, notified federal law enforcement, and offered 24 months of credit monitoring and identity restoration services to affected individuals across multiple US jurisdictions.
- 🐻California State AGas victim2022-12-01
Macmillan and its affiliates disclosed a ransomware incident occurring between June 16 and June 25, 2022. The attacker encrypted files and exfiltrated personal information, specifically names and Social Security numbers. Macmillan engaged third-party specialists, notified federal law enforcement, and offered 24 months of credit monitoring. The incident impacted individuals across multiple US states, including California, New York, and Rhode Island.