kisnet.co.jp
bd_fcfc4faaebb2bdb4 · schema v1 · pii pii-v1
Full breach record for kisnet.co.jp →Threat-actor claim — not a regulatory filing
This row is a claim by the ransomware group Braincipher on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.
Source: Ransomware.live
Post text · scraped from the leak site
Kisnet Co., Ltd. is a Japanese internet service provider based in Japan. The company offers broadband and network connectivity services primarily to residential and business customers. Operating within the telecommunications and ISP industry, Kisnet provides internet access solutions in the Japanese market. The company is part of Japan's regional ISP sector, delivering reliable network infrastructure and related services to its subscriber base.
Source provenance
- Source URL
- https://www.ransomware.live/id/a2lzbmV0LmNvLmpwQEJyYWluQ2lwaGVy
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- May 1, 2026
- Raw hash
- 9058bafbb648e51669b38232661c0d2312b1abc8ead293cc4b4d992265451b35
Reporting entity
- Name
- BrainCiphernorm: braincipher
Victim entity
- Name
- kisnet.co.jpnorm: kisnetcojp
- Domain
- kisnet.co.jp
- Industry
- Telecom & Mediallm
What this source establishes
- Source ceiling
- A leak-site claim can't tell us: discovery date · materiality · notification · affected count · confirmed data types · compliance clock. These stay blank until a regulatory filing or victim disclosure lands.
- Attack vector
- Ransomware· braincipher
- Threat actor
- BraincipherExternalFinancial
Compliance
- Compliance flags
- — (clock not assessable for this source)
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.