P7M Viewer
by Davide Truffa
Verify and view P7M/CAdES and PAdES digital signatures
About
P7M Viewer is a GTK4 application for verifying and viewing digitally signed files in P7M (CAdES) and PAdES (PDF) format. It allows you to inspect digital signatures, extract signed documents, and verify the authenticity of signatures. Features: - P7M/CAdES and PAdES (PDF) signature support - Supporto firme P7M/CAdES e PAdES (PDF) - Automatic format detection (Base64, DER, PEM) - Rilevamento automatico del formato (Base64, DER, PEM) - Drag & drop support - Supporto drag & drop - Support for multiple and nested signatures - Supporto per firme multiple e annidate - Display signer details: name, tax code (Codice Fiscale), organization - Visualizzazione dettagli firmatario: nome, Codice Fiscale, organizzazione - Visual signature highlighting in PDF - Evidenziazione visiva firme nel PDF - Signature type indicator (CAdES/PAdES) - Indicatore del tipo di firma (CAdES/PAdES) - Certificate validity and timestamp verification - Verifica validità certificato e timestamp - Extract and open the original signed document - Estrazione e apertura del documento originale firmato
Permissions
Everything this app can reach outside its sandbox. Nothing here weakens it.
- Wayland display
--socket=wayland - X11 display, only when Wayland is unavailable
--socket=fallback-x11 - GPU acceleration
--device=dri - inter-process communication (needed for X11)
--share=ipc
Who publishes this
The creator demonstrably controls this app id: Flathub verification, the hosting account owns the namespace, or a well-known file on their domain.
- hosted by github.com/catoblepa, which owns the io.github namespace of io.github.catoblepa.p7mviewer
publisher:namespace
Maintenance
Recent activity on the upstream repository, or built and reviewed by Flathub.
No staleness signals: recent activity, or built and reviewed by Flathub.