Proof-of-Origin Secure Element for Trusted Peer Node Authentication
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Solution Overview
Problem
Existing electronic devices and network communications are vulnerable to hacking and illicit access, particularly through compromised components and unsecured network environments, which undermine the security of digital transactions and network communications.
Innovation Solution
The integration of a secure element with a physical countermeasure shield and resistive switching memory cells on a monolithic chip generates unique proof of origin data, leveraging a physical unclonable function to authenticate and encrypt communications, and employs multi-party computation for enhanced security, even on unsecured networks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If cryptographic algorithms are used to secure electronic communication, then security is improved, but vulnerability to hacking through memory operations and component substitution increases
Solution Approach 1:
The patent introduces a secure element as an intermediary component that physically isolates cryptographic operations from the main processor. This secure element acts as a mediator between the untrusted network environment and the sensitive cryptographic functions, preventing direct access to security-critical operations and data while enabling secure communication through its controlled interface
Solution Approach 2:
The system is divided into separate functional segments: a main processor handling application logic and a dedicated secure element handling cryptographic operations. This segmentation isolates the security-critical functions in a protected enclave, limiting the attack surface and preventing compromise of the entire system through a single point of failure
2Reliability
If memory operations are performed for cryptographic functions, then security processing is enabled, but inference attacks on stored data become possible
Solution Approach 1:
The secure element serves as an intermediary that performs all memory operations for cryptographic data internally, preventing external observation of memory access patterns. The main processor can request cryptographic services without ever directly accessing the memory containing sensitive data, thus eliminating side-channel inference attacks
Solution Approach 2:
The secure element implements localized security measures within its boundaries, including dedicated secure memory with restricted access controls. This local quality ensures that even if the main system is compromised, the sensitive cryptographic data and operations remain protected within the secure element's isolated environment
3Reliability
If component substitution is attempted to compromise devices, then network security is undermined, but authentication and validation become more complex
Solution Approach 1:
The secure element contains self-contained security credentials and performs self-validation through hardware-based authentication mechanisms. Each secure element has unique cryptographic identities that automatically verify their authenticity, enabling devices to self-validate without requiring complex external authentication infrastructure
Solution Approach 2:
The secure element acts as an intermediary that simplifies authentication by providing a trusted hardware root of trust. Instead of complex software-based authentication, the system relies on the secure element's hardware-embedded cryptographic credentials, which automatically validate device authenticity and prevent unauthorized substitution
Data Source
AI summary
A secure peer-to-peer network is implemented with computing devices over unsecure network connections. Each computing device can include or be coupled to a proof of origin hardware. The proof of origin hardware can be validated by publicly available data, such as a trusted server. In addition, the proof of origin hardware can facilitate cryptographic key generation to facilitate encryption of communications at the computing devices, to secure such communications over the unsecure network connections. The proof of origin hardware can include hardware acceleration circuitry to provide network services, such as cryptocurrency transactions, blockchain validation computations, and even blockchain services integrating smart contracts, token exchange, survey services leveraging proof of origin data, distributed data backup, distributed computing, among others.