Top 10 PFS Key Exchange Params:
X25519, 253 bits 551,804
ECDH, P-256, 256 bits 59,659
ECDH, P-384, 384 bits 15,659
ECDH, P-521, 521 bits 6,076
DH, 1024 bits 405
DH, 2048 bits 287
DH, 4096 bits 19
X448, 448 bits 18
DH, 3072 bits 2