Inspect a Suspicious File Safely

Examine an unknown file's bytes without opening or running it.

Keine Anmeldung erforderlichDateien bleiben privat

Dateien hier ablegen oder klicken zum Durchsuchen

Any file keine dateigrößenbeschränkung

Dateien durchsuchen

Deine Dateien verlassen nie dein Gerät. Die Verarbeitung findet lokal in deinem Browser statt.

Inspect the raw bytes of any file — offset, hex, and ASCII columns, like a classic hex editor. The file is read locally and never uploaded.

forensics tips

🕵️

Look at a file's contents without executing it or opening it in a vulnerable app.

🏷️

Confirm whether a "document" is really an executable by its signature.

🔒

Because it runs locally, you never upload a potentially malicious file anywhere.

📏

Only the first 64 KB are read, which is enough for headers and signatures.

Datei wählen

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

Verarbeiten

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

Herunterladen

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

✓Komplett kostenlos — keine versteckten Kosten, jemals

✓Kein Konto, keine E-Mail, keine Anmeldung erforderlich

✓Dateien verlassen nie dein Gerät

✓Keinerlei Dateigrößenbeschränkungen

✓Keine Wasserzeichen auf Ausgaben

Identify a File's Real Type

Check a file's magic number to see what it actuall

Debug a Binary File

Inspect headers and bytes while debugging a file f

Find Text Strings in a File

Spot readable text embedded in a binary file.

Learn How File Formats Work

Explore the byte structure of real files to unders