Randomly generate a secret key and a corresponding public key

# sodium_crypto_box_keypair

(PHP 7 >= 7.2.0, PHP 8)

sodium_crypto_box_keypair — Randomly generate a secret key and a corresponding public key

### Description

sodium_crypto_box_keypair(): string

Generates a secret key and a public key as one string.

To get the secret key out of this unified keypair string, see sodium_crypto_box_secretkey(). To get the public key out of this unified keypair string, see sodium_crypto_box_publickey().

### Parameters

This function has no parameters.

### Return Values

One string containing both the X25519 secret key and corresponding X25519 public key.

`↑` and `↓` to navigate • `Enter` to select • `Esc` to close • `/` to open