Defense Domain • 5 Solutions

Quantum-Safe Avionics & Flight Systems

Protect avionics buses, flight control systems, mission computers, and flight data recorders against quantum computing threats. From PQC-encrypted MIL-STD-1553 overlays to AI-powered avionics health monitoring with quantum-safe integrity across every flight-critical layer.

QS-MIL-STD-1553

PQC-encrypted bus overlay for legacy MIL-STD-1553 avionics, providing quantum-safe data integrity and authentication without requiring full bus redesign or aircraft rewiring.

QS-ARINC Security

Post-quantum authentication and encryption for ARINC 429 and ARINC 664 (AFDX) avionics data buses, securing flight-critical data exchanges against quantum-enabled interception and spoofing.

DO-254 Secure Boot

PQC-verified boot sequences for mission computers meeting DO-254 hardware assurance, ensuring flight-critical systems launch only authenticated firmware immune to quantum forgery.

Why avionics systems are vulnerable

Avionics bus protocols — MIL-STD-1553, ARINC 429, and ARINC 664 — transmit flight-critical data with integrity protections that rely on classical cryptography. Quantum computers will break these protections, enabling adversaries to intercept, manipulate, or spoof avionics bus data with catastrophic consequences for flight safety.

Flight control spoofing becomes a realistic threat when quantum computers can forge digital signatures used to authenticate sensor data and commands. Mission data intercepted today is vulnerable to future quantum decryption. Meanwhile, re-certification under DO-254 demands that any cryptographic upgrade maintain the highest hardware design assurance levels.

  • Avionics bus data integrity relies on quantum-vulnerable classical cryptography
  • Flight control command spoofing enabled by quantum signature forgery
  • Mission data and flight recordings subject to harvest-now-decrypt-later interception
  • DO-254 re-certification required for any cryptographic upgrade to flight-critical hardware

Domain Specifications

ParameterValue
Solutions Available5 quantum-safe solutions
FPGA Solutions3 (1553 encryptor, ARINC security, flight data)
ASIC Solutions1 (secure boot)
Firmware & Platforms1 (AI health monitor)
AI-Integrated1 (avionics health monitor)
StandardsFIPS 203, 204, DO-254, CNSA 2.0
Migration Phase2025-2030 (hybrid first)

All Quantum-Safe Avionics Solutions

SolutionTypeDescription
QS-MIL-STD-1553 EncryptorFPGA IPPQC-encrypted 1553 bus overlay for legacy avionics
QS-ARINC 429/664 SecurityFPGA IPPQC authentication for avionics data buses
PQC Flight Data ProtectionFPGAML-DSA signed flight recorder data (tamper-proof)
QS Avionics Secure BootASICPQC-verified boot for mission computers (DO-254 compliant)
AI-PQC Avionics Health MonitorSoftwareML predictive maintenance with PQC-secured telemetry

FPGA Solutions for Avionics

SolutionDescription
QS-MIL-STD-1553 EncryptorSynthesizable RTL core implementing ML-KEM/ML-DSA encrypted overlay for legacy MIL-STD-1553 avionics buses. Transparent bus-level PQC encryption without rewiring, supporting hybrid classical+PQC transition and field-upgradeable algorithm agility.
QS-ARINC 429/664 SecurityFPGA IP core providing PQC authentication and integrity protection for ARINC 429 simplex and ARINC 664 Part 7 (AFDX) data buses. Ensures quantum-safe data exchange between flight-critical avionics LRUs with minimal latency overhead.
PQC Flight Data ProtectionML-DSA digital signature engine for flight data recorder streams. Provides tamper-proof, quantum-safe signing of all recorded flight parameters, ensuring chain-of-custody integrity for accident investigation and mission review.

ASIC Solutions for Avionics

SolutionDescription
QS Avionics Secure BootDedicated ASIC implementing PQC-verified boot chain for mission computers and avionics processors. DO-254 compliant hardware design assurance with ML-DSA signature verification, tamper-resistant packaging, and lowest latency for production flight systems. Ensures only authenticated firmware executes on flight-critical platforms.

AI-Integrated Avionics Solutions

SolutionDescription
AI-PQC Avionics Health MonitorMachine learning predictive maintenance system with PQC-secured telemetry collection and analysis. Detects anomalous avionics behavior, predicts component degradation, and transmits maintenance alerts over quantum-safe channels. All telemetry data is ML-DSA signed for integrity, with automated PQC-authenticated reporting to ground maintenance systems.

Flexible Integration Options

Choose the delivery model that matches your avionics platform's integration requirements.

Soft IP

Synthesizable RTL

Complete source cores for integration into your avionics processor, bus controller, or flight computer FPGA or ASIC. Includes testbench, verification suite, and DO-254 integration guides.

Firm IP

Optimized Netlists

Pre-characterized for Xilinx UltraScale+, Intel Agilex, or specific ASIC nodes. Guaranteed timing closure and performance for flight-critical avionics processing pipelines.

COTS Module

Drop-In Upgrade

SOSA-aligned VPX modules for rapid PQC deployment into existing avionics platforms, mission computers, and flight data systems without hardware redesign.

Adjacent Defense Domains

Quantum-safe solutions that complement avionics and flight systems security.

Secure your avionics systems against quantum threats

Contact us for quantum vulnerability assessments, solution evaluations, or custom integration for your avionics platform.