sodium_crypto_kx_secretkey

Extract the secret key from a crypto_kx keypair.

Description

string sodium_crypto_kx_secretkey(#[\SensitiveParameter]string $key_pair)

Extract the secret key from a crypto_kx keypair.

Parameters

key_pair

X25519 keypair, such as one generated by sodium_crypto_kx_keypair.

Return Values

X25519 secret key.