sodium_crypto_aead_xchacha20poly1305_ietf_keygen

(PHP 7 >= 7.2.0, PHP 8)

sodium_crypto_aead_xchacha20poly1305_ietf_keygen — Generate a random XChaCha20-Poly1305 key.

Description

sodium_crypto_aead_xchacha20poly1305_ietf_keygen(): string

Generate a random key for use with sodium_crypto_aead_xchacha20poly1305_ietf_encrypt() and sodium_crypto_aead_xchacha20poly1305_ietf_decrypt().

Parameters

This function has no parameters.

Return Values

Returns a 256-bit random key.