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