Top 10 PFS Key Exchange Params:
X25519, 253 bits 481,053
ECDH, P-256, 256 bits 92,568
ECDH, P-384, 384 bits 16,307
ECDH, P-521, 521 bits 3,186
DH, 1024 bits 713
DH, 2048 bits 546
DH, 4096 bits 17
X448, 448 bits 8
DH, 3072 bits 3