Go Sayen

Go Sayen for iOS gives users the ability to securely authorise and approve the signing of documents or transactions. Business applications can trigger the signing process and users can authorise this remotely from their mobile device using two-factor authentication.
Key Features
Assist in achieving EU eIDAS requirements for Remote Signing (TS 419 241 level 2 Sole Control) that is indorsed by NCDC
Cryptographically protected authorization protecting the activation of signing at server side
Automatic push notifications for authorization requests (to notify users)
Authenticate using Fingerprint/Face ID to initiate signing authorization
Simplicity
Intuitive and easy to use for non-technical users
Allow users to approve pending authorisation requests quickly and remotely
Reliance on the Fingerprint/Face ID that is already configured on the mobile device eliminates the use of passwords or PINs
Advanced Security
Generation of authorisation key using Elliptic Curve algorithm
Keys stored in secure element of mobile device and locked with Fingerprint/Face ID
AES 256-bit encryption over TLS/SSL
Traceability
Signing evidence embedded inside the digitally signed authorisation response