Manage digital signatures with PortaSigma

Would you like your clients to sign requests, authorizations and other documents without transportation or shipments? If yes, PortaSigma is the solution you need. Just create an account and start using it for free.

ClickSign. Get the simplest legal digital signature for free!

It is a digital signature solution, easy to use and intuitive, designed for SMEs, micro enterprises and independent professionals. Just click on the document you want to sign, choose the option "ClickSign > Sign" and it’s done!...

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The gear between the signatures and any application

It is a solution for programmers. Discover how easy it is to validate or incorporate digital signatures or timestamp on documents generated by your applications. Save development effort and ensure legal compliance.

Digital signature into your systems

Implement electronic invoicing in your organization

Implementation of this simple process in the issuance and receipt of invoices will save up to €1 per invoice, with respect to handling, shipping and file management.

iHand, signature on tablet

iHand is the solution which allows the capture of the digital signature of your customers, with legal value.

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Cloud digital signature
Digital signature in your PC
Digital signature in your apps
Electronic invoicing
Digital signature on tablet
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isigma, signature made easy

We are a technology consultancy whose mission is to assist our clients in the migration of the administrative burden of their business processes to electronic media; from planning untill building digital signature solutions for this purpose.

What is digital signature?

We are all familiar with the act of stamping our signature in paper documents. In fact we are fully confident in the legality of this mechanism. A digital signature is a computer-based system, with the same legal validity which allows us to affix our signature on a digital document. [+]

All about digital signatures