AspidIoT
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Lightweight Cryptographic Framework for Secure IoT

Secure,
Modular,
Lightweight •

Packet protection / live flow

Readable data goes in. Protected telemetry comes out.

Watch a sensor payload cross the link, pass through the Lightweight Cryptography gate, and arrive as ciphertext that an eavesdropper cannot read.

Source node ESP32 · sensor
Telemetry flow
Plaintext payload Temperature · humidity · gas 
{ "temp": 24.7, "hum": 61, "gas": 0.02 }
Ciphertext Unreadable on the wire 
9f 4b a2 7e c3 1d 88 04 6a 9b
LWC gateEncrypted here
Eavesdropper blockedCannot read the payload
Destination node ESP32 · receiver
Readable before encryption Protected at the LWC gate Ciphertext in transit

A novel, end-to-end VPN framework.

Engineered for IoT environments.

Built on standardized Lightweight Cryptography.

Delivering strong security guarantees.

Aligned with IoT system constraints.

Encrypted tunnel / scalable hub-and-spoke

Encrypted telemetry, built to scale.

Connected devices encrypt telemetry before sending it through authenticated tunnels to a central server, where it is verified, decrypted, and aggregated.

Sensor node Encrypted channel Central server

Products

Tools for secure connected systems.

Device identity, protected telemetry, and local serial tools.

Secure-X

Auth-X

Prove device identity. Establish a trusted session.

  • Fresh challenge per device
  • Session-bound proof
  • Trusted context handoff
Explore Auth-X

Tunnel-X

Private telemetry from device to sink.

  • Encrypt before transmission
  • Verify every frame
  • Decrypt at the sink
Explore Tunnel-X

DataTide

Open source

BaudTide

Local serial monitor for embedded devices.

  • Monitor ESP32, Arduino, and USB/TTY
  • Filter streams and export logs
  • Share a read-only terminal
Explore BaudTide Open GitHub

About

Research-led foundations presented with a product-first mindset.

Built as an FYP, AspidIoT explores how secure-by-design networking, authentication, and monitoring can be packaged into a practical platform for modern connected systems.

2 Secure-X product modules
LWC Standardized cryptographic foundation
ESP32 Constrained-device deployment focus

Contact

Need to secure a connected system?

Tell us what you are building and where the system needs a trusted path.

Contact us