Agreement
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You can sign important contracts directly in sproof sign using the online ID function of your ID card.
Portrait
If you have a German ID card, you have the option of using the online ID function. In addition to several other services, you have the option of signing documents online with your ID card. You sign with a qualified electronic signature, which is legally equivalent to a handwritten signature. sproof sign makes it possible to digitally and legally sign PDF documents with the online ID function of the ID card.
You can find information on the other possibilities of the online ID function on the websites of the Federal Ministry of the Interior ( www.personalausweisportal.de ) and the Federal Office for Information Security (BSI) ( www.bsi-fuer-buerger.de ).
Frequently asked questions
Why to sign digital instead of analogue?
Is the digital signature 100% legally valid?
Is sproof sign GDPR compliant?
How can I invite people to sign?
Can signature recipients also choose other signature providers?
Do externals have to pay for signature or be sproof sign user:in?
Use your existing qualified signature directly in sproof sign.