Cybersecurity, Post Quantum Cryptography, Cryptography.
ECDHE with either an RSA or ECDSA signature. Overall, ECDSA+ECDHE has a much lower energy footprint than RSA+ECDHE (due to the costly RSA signature part). For the PQC methods, we see that Dilithium and Kyber provide improved energy consumption to ECDSA+ECDHE, but much better than RSA+ECDHE.