ParagonIE_Sodium_Compat::crypto_aead_aegis256_encrypt( string $plaintext = '', string $assocData = '', string $nonce = '', string $key = '' ): string

507    public static function crypto_aead_aegis256_encrypt(508        #[\SensitiveParameter]509        $plaintext = '',510        $assocData = '',511        $nonce = '',512        #[\SensitiveParameter]513        $key = ''514    ) {515        ParagonIE_Sodium_Core_Util::declareScalarType($plaintext, 'string', 1);516        ParagonIE_Sodium_Core_Util::declareScalarType($assocData, 'string', 2);517        ParagonIE_Sodium_Core_Util::declareScalarType($nonce, 'string', 3);518        ParagonIE_Sodium_Core_Util::declareScalarType($key, 'string', 4);519 520        /* Input validation: */521        if (ParagonIE_Sodium_Core_Util::strlen($nonce) !== self::CRYPTO_AEAD_AEGIS256_NPUBBYTES) {522            throw new SodiumException('Nonce must be CRYPTO_AEAD_AEGIS128L_KEYBYTES long');523        }524        if (ParagonIE_Sodium_Core_Util::strlen($key) !== self::CRYPTO_AEAD_AEGIS256_KEYBYTES) {525            throw new SodiumException('Key must be CRYPTO_AEAD_AEGIS128L_KEYBYTES long');526        }527 528        list($ct, $tag) = ParagonIE_Sodium_Core_AEGIS256::encrypt($plaintext, $assocData, $key, $nonce);529        return $ct . $tag;530    }