De Gruyter Brill, Inc
ent_9c043090683e1d33
Disclosures
6
State AG · Leak Site · 5 jurisdictions
Multi-filing incidents
1
incidents joining 2+ filings here
Max affected reported
263
nationwide · State AG IN
Leak-site claims
2
unverified actor claims
Identity resolution
- Canonical name
- De Gruyter Brill, Inc
- Normalized
- de gruyter brill— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- degruyterbrill.com
Disclosure history (6)newest first
- Indiana State AGas victim2026-03-10
De Gruyter Brill Inc reported a data breach to the Indiana Attorney General. The breach occurred on 2026-02-04 and was reported on 2026-03-10. 3 Indiana residents were affected. 263 individuals affected in total.
- Maine State AGas victim2026-03-09
De Gruyter Brill, Inc. reported an external system breach (hacking) on February 4, 2026, affecting 263 individuals, including 2 Maine residents. Compromised data included names, addresses, dates of birth, and W-9/1099 forms. The company notified law enforcement and offered 24 months of credit monitoring via IDX.
- Massachusetts State AGas victim2026-03-09
De Gruyter Brill, Inc. notified Massachusetts residents that an unknown intruder gained access to its computer system on February 4, 2026. Compromised data included names, addresses, dates of birth, and tax documents (W-9s and 1099s). The company notified law enforcement and is offering identity theft protection services.
- New Hampshire State AGas victim2026-03-09
De Gruyter Brill, Inc. reported that an unknown intruder gained unauthorized access to its computer system on February 4, 2026. The breach compromised personal information including names, addresses, dates of birth, and tax documents (W-9s and 1099s) for 3 New Hampshire residents. The company notified law enforcement, engaged forensic analysts, and offered 24 months of identity theft protection services.
- GLOBALLeak Siteas victim2026-02-04
- GLOBALLeak Siteas victim2026-01-31