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Forensic Utility · Digital Chain of Custody

Preservation of Digital Evidence

Practical technical framework for victims of cyber fraud, account takeovers, extortion, and malware attacks to secure verifiable evidence, calculate native SHA-256 hashes, and export compliant forensic dossiers.

100% Client-SideZero data or files leave your browser. All cryptographic processing runs exclusively in local volatile RAM.
Privacy Standard100% Client-Side
Integrity CalculationNative SHA-256
Custody FrameworkISO 27037 / NIST
Structured OutputForensic Dossier
Institutional Compliance & Prohibited Content Warning

This utility is intended strictly for technical evidence preservation in financial fraud, computer intrusion, extortion, and cyber scams. The submission of child sexual abuse material (CSAM), terrorism propaganda, or unlawful content is strictly prohibited. If dealing with child sexual exploitation or imminent physical threats, do not attach media to web utilities: contact law enforcement authorities immediately.

Isolation Guarantee: Strict connect-src 'none' policy·Zero server network traffic·Volatile in-memory execution
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Select Incident Type

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Preservation & Triage Checklist

Protocol: Wire Fraud / Online ScamsFollow in sequential order
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Intake & SHA-256 Cryptographic Hashing

Drag files here or click to browse

Attach screenshots (PNG/JPG), complete conversation exports (.txt/.zip), transaction receipts (.pdf), full email source headers (.eml), or audio files.

Calculated 100% locally via Web Crypto API · Zero cloud uploads
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Document Incident Facts

Record specific operational details. This data structures your technical report and speeds up law enforcement subpoenas to ISPs and financial institutions.

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Compiled Technical Dossier

Digital Evidence Preservation Dossier

Wire Fraud & Electronic Deception

Standardized Forensic Artifact Inventory & Digital Chain of Custody
Generated: --
Standard: ISO/IEC 27037 & NIST SP 800-86
Verification: 100% Client-Side RAM
Incident Parameters
Incident Type:Wire FraudDate / Time:Not specifiedContact Vector:WhatsApp / SMSFinancial Loss:Not specified
Suspect & Account Identifiers
Suspect ID:Not specifiedTarget Account:Not specifiedTransaction ID:Not specified
Chronological Narrative
No narrative recorded yet.
Hashed Evidence Media (SHA-256)0 files attached
ItemFile NameSizeSHA-256 Digest
No files added to the cryptographic inventory.

Chain of Custody Standard: Technical evidence preserved according to ISO/IEC 27037:2012 (Guidelines for identification, collection, acquisition and preservation of digital evidence) and NIST SP 800-86 (Guide to Integrating Forensic Techniques into Incident Response).

Jurisdictional Note: For incidents occurring within or targeting Brazilian jurisdiction, this technical dossier serves as formal evidentiary annex for police reports (Boletim de Ocorrência) and criminal notices under Art. 158-A of the Brazilian Criminal Procedure Code and Law 12.965/2014 (Marco Civil da Internet).