
THE CHALLENGE
- Unreliable Standard Procedures
Traditional signatures on handheld devices are easily forged, and leaving packages in unsecured locations poses a significant security and theft risk. - Compromised Codes & PINs
Traditional security mechanisms, such as one-time PIN codes sent via text message or email, can easily be intercepted or forwarded. - Increasing "Friendly Fraud"
In the case of valuable goods, falsely claiming that they were not received can lead to enormous financial losses and protracted liability disputes.
THE SOLUTION
- Visual Cryptographic Verification
A digital delivery receipt cryptographically links the package delivery to the physical handover between the courier and the recipient. - Mutual Authentication
The transaction is authorized only after both devices (the customer's smartphone and the courier's handheld device) successfully match the tokens during the scanning process. - System-Specific Approval
The package may not be handed over until this digital proof has been cryptographically and definitively transmitted.
Measurable Added Value
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Proof of Delivery
Complete, legally admissible proof of successful delivery at the exact point of handover.

Protection against Supply Chain Theft
Eliminating cargo loss and unauthorized handovers at the most critical and vulnerable stage of the supply chain.
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Integrated Data Protection
Decentralized identity security: cryptographic matching is executed purely on-device, ensuring sensitive plaintext data never leaves the platform
How it Works
How interactive optical verification secures the handover of high-value cargo during the last mile
1

Mutual Scan.
The courier and the recipient initiate the optical data exchange by holding their devices (handheld and smartphone) next to each other.
2

Token-Verification.
The system verifies in real time whether the mathematical tokens from both parties match perfectly.
3

System Approval.
Only after successful verification will the proof of origin be transferred, and the system will release the package for physical delivery.
Solution Highlights
Why our interactive two-way cryptography outperforms traditional PIN and signature verification.

The End of Friendly Frauds
Cryptographically verified handovers make false declarations of non-receipt instantly detectable, significantly simplifying the resolution of liability cases.

No interceptable codes
Unlike SMS or email-based methods, no static codes are sent that could be intercepted by third parties, forwarded, or obtained by scammers over the phone.

Hardware-free Integration
The technology does not require expensive specialized scanners. It can be integrated directly into couriers' and end customers' existing logistics apps as a software-only SDK.