sodium_crypto_kx_secretkey
PHP function
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(PHP 7 >= 7.2.0, PHP 8)
Extract the secret key from a crypto_kx keypair.
Description
sodium_crypto_kx_secretkey(string $key_pair): string
Extract the secret key from a crypto_kx keypair.
Parameters
key_pairX25519 keypair, such as one generated by
sodium_crypto_kx_keypair().
Return Values
X25519 secret key.