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Forensic Disk Image Formats

IPED uses the Sleuthkit Library to decode disk images and file systems, with additional support for proprietary formats.

Disk Image Types

Embedded Disk Processing: IPED can process supported disk images contained within the main evidence recursively when processEmbeddedDisks = true is enabled. Note that splitted images and snapshots are not currently supported for embedded processing.

File System Support

Through Sleuthkit integration, IPED supports:
  • NTFS - New Technology File System (Windows)
  • FAT12/FAT16/FAT32 - File Allocation Table
  • exFAT - Extended File Allocation Table
  • Ext2/Ext3/Ext4 - Extended File System (Linux)
  • HFS+ - Hierarchical File System Plus (macOS)
  • APFS - Apple File System (macOS/iOS)
  • ISO9660/UDF - Optical disc file systems
  • LVM - Logical Volume Manager (Linux)

Document Formats

Microsoft Office

PDF and E-books

LibreOffice/OpenOffice

Apple iWork

Other Document Formats

  • Rich Text Format (.rtf)
  • Plain Text (.txt, .log)
  • CSV (.csv)
  • HTML/XHTML (.html, .htm, .xhtml)
  • XML (.xml)
  • Markdown (.md)
  • LaTeX (.tex)

Image Formats

Standard Image Formats

RAW Camera Formats

Apple Image Formats

Video Formats

Video frame extraction settings are configurable in VideoThumbsConfig.txt. You can extract frames as a function of video duration or at fixed intervals.

Audio Formats

Archive and Compression

Email and Communication

Email Formats

Instant Messaging

Mobile Forensics

iOS Formats

  • iTunes Backup parsing
  • Property List files (.plist, binary plist)
  • SQLite databases
  • NSKeyedArchiver files
  • LZFSE compressed files (iCloud backups)

Android Formats

  • Android Package (.apk)
  • SQLite databases
  • XML preferences
  • WhatsApp databases (all versions)

Cellebrite UFDR

  • Full UFDR report parsing
  • Physical Analyzer 8, 9, 10+ support
  • Contact and email view files
  • Chat message extraction
  • Location data from PA 10+
  • Media classification properties

Database Formats

Multimedia Metadata

Metadata Standards

  • EXIF - Exchangeable Image File Format
  • IPTC - International Press Telecommunications Council
  • XMP - Extensible Metadata Platform
  • ID3 - Audio metadata (MP3 tags)
  • Vorbis Comments - OGG metadata
  • QuickTime Metadata - MOV/MP4 metadata

File Carving Support

P2P and File Sharing

Specialized Formats

Financial

  • OFX (.ofx) - Open Financial Exchange
  • QFX (.qfx) - Quicken Financial Exchange

System Artifacts

  • Windows Registry - Full parsing
  • LNK Files (.lnk) - Shortcut analysis
  • Jump Lists - Automatic and custom destinations
  • Prefetch (.pf) - Windows prefetch files
  • EVTX - Windows Event Logs
  • Activities Cache - Windows Timeline
  • USN Journal - NTFS change journal
  • TOR Browser history

Graphics and Design

  • Adobe Photoshop (.psd)
  • Windows Metafile (.wmf, .emf)
  • JBIG2 (.jb2, .jbig2)

Format Detection

IPED uses Apache Tika for signature-based file type detection, which:
  • Identifies files by content signature, not just extension
  • Detects file type mismatches
  • Handles files with incorrect or missing extensions
  • Supports custom signature definitions
File signature processing can be controlled with the processFileSignatures option in IPEDConfig.txt.