Top 10 PFS Key Exchange Params:
X25519, 253 bits 506,248
ECDH, P-256, 256 bits 42,454
ECDH, P-384, 384 bits 12,980
ECDH, P-521, 521 bits 5,005
DH, 1024 bits 298
DH, 2048 bits 205
X448, 448 bits 24
DH, 4096 bits 20
DH, 3072 bits 1