Top 10 PFS Key Exchange Params:
X25519, 253 bits 418,434
ECDH, P-256, 256 bits 125,211
ECDH, P-384, 384 bits 20,554
ECDH, P-521, 521 bits 4,604
DH, 1024 bits 1,474
DH, 2048 bits 574
X448, 448 bits 10
DH, 4096 bits 5
DH, 3072 bits 1