CVE-2025-3301 DPA Countermeasures Unavailable for Certain Cryptographic Operations on Series 2 Devices

DPA countermeasures are unavailable for ECDH key agreement and EdDSA signing operations on Curve25519 and Curve448 on all Series 2 modules and SoCs due to a lack of hardware and software support. A successful DPA attack may result in exposure of confidential information. The best practice is to u...