Application identification
Identify a wide range of applications across messaging, email, cloud storage, browsers, VPN, and other categories from IPDR material.
Digital ForensicsNigrani
IPDR Forensic Analyzer
Nigrani helps authorised investigators analyse IP Detail Records (IPDR) to understand application usage, voice and video communication indicators, VPN-related activity, and session patterns — and to produce structured, court-oriented evidence packages. Nigrani is offered as a production product (v1.0.0) with Windows, Android, and offline desktop deployment options.
- Platforms
- Windows · Android · Web · Offline / Air-gapped
- Version
- 1.0.0
Key capabilities
Voice and video call indicators
Detect indicators of voice and video activity from supported communications services, with confidence classification for investigative review.
VPN and privacy-tool indicators
Highlight VPN-related activity and named service indicators to support further authorised enquiry.
Session reconstruction
Group activity into subscriber sessions so investigators can review usage over time rather than isolated rows.
Geographic and network context
Enrich addresses with available location and network-organisation context to support mapping and briefing.
Department of Telecommunications formats
Native handling of common IPDR file layouts used in Indian telecom reporting, including multi-file analysis.
Forensic evidence packages
Export structured packages with reports, activity extracts, hashes, and supporting files for case documentation.
Legally cautious narratives
Produce descriptions classified by confidence level to support disclosure and supervisory review.
Workflow
- 01
Ingest authorised IPDR files
Load CSV or spreadsheet IPDR exports, including multi-file sets in common Indian reporting formats.
- 02
Analyse communications activity
Review applications, session groupings, VPN indicators, and voice/video classifications.
- 03
Enrich and map
Add available geographic and network-organisation context to endpoints under review.
- 04
Export the evidence package
Generate a hashed package of reports and extracts for case files and further legal process.
Features
- 97+ application signatures across 10 categories (product brochure, Feb 2026)
- Voice/video indicators across 31 communications services
- Named VPN service indicators
- CSV, XLSX, and XLS input
- UTF-8 and additional encodings commonly found in IPDR exports
- SHA-256 hashed export packages (PDF, CSV, JSON, TXT)
- Web workstation and offline Windows desktop options
- USB-based licensed distribution for controlled delivery
Benefits
- Purpose-built for IPDR review rather than generic log browsing
- Supports both laboratory and field/offline operating models
- Produces structured outputs intended for case documentation
- Designed for authorised law-enforcement use in India
Security
- Licensing can be bound to controlled distribution media
- Offline desktop operation is available for isolated networks
- Access should remain limited to authorised officers and forensic staff
- Operational detection methods are not published beyond the product brochure
System requirements
- Authorised IPDR material in supported spreadsheet or CSV layouts
- Web workstation or Windows desktop environment, depending on deployment
- Detailed column mapping is documented in the product information brochure
FAQ
Is Nigrani a public download?
No. Nigrani is supplied to authorised agencies through a controlled demonstration and licensing process.
What inputs does Nigrani accept?
Nigrani accepts IPDR files in CSV and Excel formats, including common Department of Telecommunications layouts.
Can it run without internet access?
Yes. A Windows desktop deployment is available for offline and isolated-network use.