Verifikasi tanda tangan digital di file PDF Anda. Periksa validitas sertifikat, lihat detail penandatangan, dan konfirmasi integritas dokumen. Semua pemrosesan terjadi di browser Anda.
Klik untuk memilih file atau seret dan jatuhkan
Dokumen PDF
File Anda tidak pernah meninggalkan perangkat Anda.
Upload a trusted X.509 certificate to validate against a custom trust source.
Upload certificate (.pem, .crt, .cer)
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Select a digitally signed PDF file from your device
The tool extracts and parses all digital signatures in the document
See signer information, certificate validity, and signature status
This tool validates PKCS#7 digital signatures created with X.509 certificates, the standard format used by most PDF signing tools and certificate authorities.
A self-signed certificate is one where the issuer and subject are the same. While the signature is technically valid, it means the certificate wasn't issued by a trusted Certificate Authority (CA).
No, all processing happens entirely in your browser. Your PDF files never leave your device, ensuring complete privacy and security.