Swiss made security.
Sign your next contract with a secure digital signature.
Key security features.
Legally valid
Integrated with digital ID
Data protection.
Global security standards
GDPR and nFADP compliant
Secure Swiss hosting
Built on DeepBox.

DeepSign is a web application based on the all-in-one Swiss document sharing platform DeepBox, where you can connect with anyone to securely share your most important business documents.
Plus, if you need, you can benefit from a series of DeepBox-related services including data capture AI, data visualisation and online payments.
Meet both Swiss and EU legal requirements.
Digital signing with DeepSign is legally valid and compliant with both Swiss and EU regulations, so you and your business partners can safely sign regardless of where your company is based.
ZertES
The Federal Act on Electronic Signatures defines the requirements for digital certificates and the obligations of service providers to “promote a wide range of secure certification services” in Switzerland.
eIDAS
The Electronic Identification, Authentication and Trust Services regulation “establishes the framework to ensure that electronic interactions between businesses are safer and more efficient” in the EU.