sodium_crypto_box_secretkey

PHP 7 >= 7.2.0, PHP 8
sodium_crypto_box_secretkey - Extracts the secret key from a crypto_box keypair
Manual

sodium_crypto_box_secretkey( string$key_pair ): string

Given a keypair, fetch only the secret key.

Parameters

key_pair

A keypair, such as one generated by sodium_crypto_box_keypair or sodium_crypto_box_seed_keypair

Return Values

X25519 secret key.

Function sodium_crypto_box_secretkey:

  • Manual

Sodium Functions

Most used PHP functions