QChip is a synthesizable FPGA IP core delivering continuous encryption and decryption for streaming data using the Qwyit Authentication and Data Security protocol (PDAF_SEC). Designed as a replacement for traditional block ciphers, it provides high-performance, quantum-safe stream protection with minimal resource usage and simple AXI-based integration.

● QChip FPGA IP Core (synthesizable RTL)
● AXI4-Stream data interfaces (Master and Slave)
● AXI4-Lite control interface
● Qwyit stream cipher and key exchange logic
● Register map and user documentation
● License-controlled core (evaluation and production supported)
● Real-time stream encryption and decryption
● Implements the Qwyit PDAF_SEC cryptographic protocol
● Continuous key evolution with no repeating keystream
● No block-size or message-length restrictions
● Quantum-safe cryptographic design
● Replacement for AES stream-mode implementations
● Fully parameterized data width and FIFO depth
● Designed for low latency and high throughput
● Compatible with most modern FPGA families


● Secure FPGA-based communications
● Defense and aerospace systems
● Industrial control and automation
● Secure sensor and telemetry pipelines
● Embedded and edge computing platforms
● Replacement for AES in stream cipher modes
Interfaces
● AXI4-Stream Slave (data input)
● AXI4-Stream Master (data output)
● AXI4-Lite Slave (configuration and status)
Standards Compliance
AMBA AXI4-Stream and AXI4-Lite interfaces compliant with the ARM AMBA AXI4 specification.
Configurable Parameters
● Data width: 8, 16, 32, 64, 128, or 256 bits
● FIFO depth: 8 to 1024 entries
FPGA Resource Utilization (Example Configuration)
● Device: XC7K160T-2
● Slices: 8,834
● LUTs: 8,909
● Slice Registers: 1,568
● Maximum Frequency (Fmax): approximately 200 MHz
● Performance and utilization scale with selected data width and FIFO configuration
QChip is licensed per project or deployment. Evaluation licenses are available and include time-limited operation for integration and testing. Production licenses remove runtime limits and include full documentation.
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