Top 10 PFS Key Exchange Params:
X25519, 253 bits 468,977
ECDH, P-256, 256 bits 105,234
ECDH, P-384, 384 bits 14,312
ECDH, P-521, 521 bits 3,781
DH, 1024 bits 906
DH, 2048 bits 619
DH, 4096 bits 14
X448, 448 bits 11
DH, 3072 bits 2