Check signatures / authenticity

Check a signed PDF

Drop a PDF here or choose it. The check runs in your browser: the document never leaves your device. Only the certificate serial and the check value (SHA-256) of the signed content are sent to pdf.san-tga.eu.

Drop a PDF here or click

Without a file: enter the serial

Electronic signature with a company certificate - not a qualified electronic signature (no QES). A stamp has no legal effect of its own. Time stamps from SAN are not qualified. What the check means