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Legally sign documents online with Paperless webSIGN (by certSIGN)

Digitally sign contracts, business documents and other important papers directly in sproof sign with Paperless webSIGN (by certSIGN).


Since 2006, certSIGN has become the most important Romanian provider of trust services and a pioneer in the Romanian market by introducing paperless technologies in business processes.

Paperless webSIGN is a web application that allows you to upload multiple documents, sign them remotely with legal value and download them. The solution is characterised by a high level of security provided by two-factor authorisation – a password required at the time of authentication and a unique OTP authorisation code required at the time of signing the documents, sent over the phone.

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?

Use your existing qualified signature directly in sproof sign.

Digital Signature 2.0 - Qualified Signing without Borders throughout Europe

sproof has been working intensively on a newly developed interface for qualified signing throughout Europe over the past few weeks. Now the beta version has been officially transferred to the test phase with some important key accounts.

We have integrated the most important signature providers

We continuously update the eID Hub with new providers and authentication methods to make it as easy as possible for you to obtain legally valid digital signatures - at no extra cost.
sproof sign is the highest-rated provider in the e-signature category on the independent evaluation platform OMR Reviews for Q3 and Q4 2023, as well as Q1 2024.