PDF + Video + ZIP Polyglot
Combine a PDF document, MP4 video, and ZIP archive
01 · Add your files
0/3 added02 · Generate
Please upload all three files to generate your polyglot file
Limits · PDF 50MB · Video 100MB · ZIP 100MB
How to open your polyglot fileRename the extension
- To access different file types, simply rename the file extension (e.g.
.zip,.mp4,.jpg, etc.). - If your computer can't open
.zipfiles, try using the command line:unzip filename.zip .mp4files may not play in some video players, but work fine with popular ones like VLC or QuickTime Player.- These files are polyglots and may behave differently depending on the software used to open them.
File size limitsChecked before upload
- PDF50MB
- Image25MB
- Video100MB
- ZIP100MB
- HTML1MB
Highlighted formats apply to this combination. Limits are enforced in your browser, so an oversized file never leaves your machine.
Usage termsConfirmed at download
- Use it only for educational, research, or testing purposes.
- Not use the output for malicious purposes, phishing, or exploiting vulnerabilities.
- Take full responsibility for any consequences of using the generated files.
What is a PDF + Video + ZIP polyglot?
A triple polyglot valid as a PDF document, an MP4 video and a ZIP archive at the same time: three complete format structures sharing one file.
How the formats coexist
It combines all three tricks: the MP4 atom chain skips unrecognised regions, PDF reads inward from its header and trailer, and ZIP finds its central directory from the end of the file.
Why people build these
- Delivering a recording, its written notes and its supporting files as a single artifact
- Stress-testing content-inspection tooling against a file with three valid identities
- Advanced CTF challenges with multiple nested formats to discover
Files are processed in memory and never stored. Generated polyglots are intended for educational, research and testing use. See privacy and terms.