POSTIDENT E-Signing

With our POSTIDENT E-Signing solution, your customers can conclude legally secure contracts with you digitally (qualified electronic signature). Deutsche Post is recognized and notified as a qualified trust service provider according to eIDAS. The necessary legitimation takes place via video chat. Or alternatively, it saves money and promotes conversion by transmitting IDs from existing customers.

The benefits of digital signature with POSTIDENT E-Signing

  • Immediate, legally binding online contract conclusion without media breaks
  • Easy and possible from anywhere - via PC or mobile
  • Reduction of process costs by using digital documents
  • Accelerate process throughput time for positive customer experience
  • Easy to understand user flow for maximum conversion rates
  • Possible without waiting times and around the clock by transmitting IDs of existing customers (identity transfer)
  • Signature process also possible with several signers with and without legitimation check (e.g. for joint accounts)

Security and quality information

  • Verification for digital signature via video chat or alternatively by means of identity transfer
  • Digital signature of the contract via mobile phone TAN
  • Issuance of the qualified electronic certificates for the compliant conclusion of the contract directly by Deutsche Post as the trust service provider (VDA)
  • Easy enhancement with alternative procedures for verification of digital signatures
  • Facilitation of contracts via third parties (including comparison portals)

The online contract conclusion starts on your website

To start the process, forward your customer and their data and the documents to be signed to the POSTIDENT portal.

Identification with POSTIDENT by video chat

To verify the digital signature, your customer is initially identified by trained call center agents in a video chat by means of an ID document.

Digital signature by mobile TAN

Your customer subsequently checks the documents that are displayed online and, if they agree, signs them legally by entering a mobile TAN.

Document forwarding and download

The signed documents are automatically forwarded to you. Your customer can also download them for their records.

Start on the business customer's website

Start of the digital contract signature on the business partner's website.

Transfer of existing identity data

Passing on of the necessary identity data from the business partner to Deutsche Post with the consent of the user.

Digital signature via mobile TAN

Digital display of the documents to be signed for verification by the user after successful verification of the mobile phone number.

Conclusion of contract


Approval for the legally valid application of the digital signature by entering an mobile TAN (conclusion of contract) as well as the option to download the signed documents.

E-Signing with video chat

  • Internet connection
  • Microphone
  • Web cam
  • Mobile phone for receiving mobile TAN
  • Web RTC-compatible browser such as Firefox, Chrome 
  • Identification (passport or identity card) with holographic features

E-Signing with identity transfer

  • Internet connection
  • Mobile phone for receiving mobile TAN

E-Signing with video chat

  • Internet connection
  • Smartphone iOS or Android
  • POSTIDENT app for the identification 
  • Identification (passport or identity card) with holographic features

E-Signing with identity transfer

  • Internet connection
  • Smartphone iOS or Android
  • POSTIDENT app for the identification 

Your customer can easily and conveniently download the POSTIDENT app from the App Store or the Play Store.

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