ECDSA sign 384

Elliptic-curve cryptography (ECC) is the backbone of modern public-key security, powering high-assurance digital signatures and trusted key-exchange protocols such as Elliptic Curve Diffie–Hellman (ECDH). Built on this mathematically robust foundation, CryptOne is a high-performance ECDSA IP Core engineered to deliver fast, deterministic, and energy-efficient elliptic-curve operations for next-generation silicon.

Designed in strict compliance with FIPS 186, CryptOne not only satisfies but exceeds today’s cryptographic assurance requirements. It supports a wide portfolio of industry-standard elliptic curves—giving designers the freedom to choose the optimal curve for their security, performance, and interoperability targets across embedded, IoT, industrial, and automotive platforms.

At its core, CryptOne leverages DCD’s advanced, ultra-compact IP architecture, enabling exceptional scalability and one of the best size/performance ratios in the industry. The result? A minimal silicon footprint, ultra-low resource usage, and cryptographic throughput that outpaces software implementations by orders of magnitude—all with consistent latency and hardware-level reliability.

Its optimized data paths and high-speed arithmetic units ensure lightning-fast ECDSA signing and verification, seamless integration with modern SoCs, and reduced compute overhead in power-constrained environments. Whether securing firmware, authenticating devices, or enabling encrypted communication, CryptOne brings robust ECC acceleration to any design where security cannot be compromised.

When safety and security meet a best-in-class size/performance ratio… you get CryptOne — the ECDSA IP Core built for real-world engineering demands.

• Optional Side Channel Attacks countermeasures
• Input/Output EC point verification
• Fully synthesizable, synchronous design
• Highly configurable in terms of performance and resource consumption
• Minimum operation delay at 200 MHz:
  • Point multiplication:
    • EC256: 2.5 ms
    • EC384: 5.0 ms
  • ECDSA signature generation
    • EC256: 2.6 ms
    • EC384: 5.2 ms
  • ECDSA signature verification
    • EC256: 3.1 ms
    • EC384: 6.3 ms
• Estimated resource usage
  • from 30k to 110k NAND gates