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File Metadata Analyzer - Extract Properties & Verify Integrity
Analyze any file to extract its metadata including size, type, modification dates, and SHA-256 hash. Essential for disaster recovery validation to verify restored files match their original versions. All processing happens locally in your browser.
Example: File Analysis
Input:
backup-2025-01-04.zip (45.2 MB)Extracted Metadata:
Type: application/zip • Modified: Jan 4, 2025 10:30 AM • SHA-256: a1b2c3d4...Metadata Extracted:
- • File name and extension
- • Size (bytes and formatted)
- • MIME type and category
- • Last modified timestamp
- • SHA-256 cryptographic hash
- • File type classification
Use Cases:
- • Disaster recovery validation
- • File integrity verification
- • Backup comparison
- • Forensic analysis
- • Data migration validation
- • Compliance auditing
100% private and secure. Files are analyzed locally in your browser using the Web Crypto API. No data is ever uploaded to any server.
Frequently Asked Questions
Common questions about the File Metadata Analyzer
This tool extracts file name, size (in bytes and human-readable format), MIME type, file extension, last modified date and time, and optionally calculates the SHA-256 cryptographic hash for integrity verification.
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ℹ️ Disclaimer
This tool is provided for informational and educational purposes only. All processing happens entirely in your browser - no data is sent to or stored on our servers. While we strive for accuracy, we make no warranties about the completeness or reliability of results. Use at your own discretion.