Prosecutor release # Justice Department disrupts ALPHV/BlackCat ransomware US DOJ, December 19, 2023. Establishes the FBI's disruption of ALPHV/BlackCat infrastructure and the decryption-key offer.. **Source type:** Prosecutor release **Published:** December 19, 2023 **Research grade:** P1 **Used in entries:** 3 ## Bibliographic record **Publisher:** US DOJ **Published:** December 19, 2023 **Source type:** Prosecutor release **Research grade:** Source grade P1 **Language:** English **Official record:** Official publication **Address:** No address recorded for this source. Publisher, title, and date are given so it can be retrieved from the publisher. **What it supports:** Establishes the FBI's disruption of ALPHV/BlackCat infrastructure and the decryption-key offer. **Dataset id:** src\_doj\_alphv\_2023 ## Research notes - Not independently re-verified in this pass. How this source is used Cited 3 times across 2 record types. The role on each citation records what the source was relied on for. A primary source establishes the fact, a supporting source corroborates it, technical evidence describes the infrastructure, and a later outcome records what happened afterwards. Sources were reviewed to a research cutoff of August 20, 2026. Addresses recorded after that date are not reflected here. ## Cited by ### Organization roles 2 citations Cited for an organization's recorded role in a takedown. - [Federal Bureau of Investigation](https://takedownindex.org/takedowns/alphv-blackcat-disruption) Operational lead, ALPHV/BlackCat disruption Primary source - [United States Department of Justice](https://takedownindex.org/takedowns/alphv-blackcat-disruption) Prosecuting, ALPHV/BlackCat disruption Primary source ### Later activity 1 citation Cited for activity recorded after the takedown. - [ALPHV/BlackCat infrastructure reassertion](https://takedownindex.org/takedowns/alphv-blackcat-disruption) Same operators, ALPHV/BlackCat disruption Primary source [All sources](https://takedownindex.org/sources)