sodium_crypto_aead_xchacha20poly1305_ietf_encrypt

    (PHP 7 >= 7.2.0, PHP 8)

    sodium_crypto_aead_xchacha20poly1305_ietf_encrypt — (Preferred) Encrypt then authenticate with XChaCha20-Poly1305

    说明

    sodium_crypto_aead_xchacha20poly1305_ietf_encrypt(
        #[\SensitiveParameter] string $message,
        string $additional_data,
        string $nonce,
        #[\SensitiveParameter] string $key
    ): string

    Encrypt then authenticate with XChaCha20-Poly1305 (eXtended-nonce variant).

    Generally, XChaCha20-Poly1305 is the best of the provided AEAD modes to use.

    参数

    message
    The plaintext message to encrypt.
    additional_data
    Additional, authenticated data. This is used in the verification of the authentication tag appended to the ciphertext, but it is not encrypted or stored in the ciphertext.
    nonce
    A number that must be only used once, per message. 24 bytes long. This is a large enough bound to generate randomly (i.e. random_bytes()).
    key
    Encryption key (256-bit).

    返回值

    Returns the ciphertext and tag on success, 或者在失败时返回 false.

    发现了问题？

    了解如何改进此页面 • 提交拉取请求 • 报告一个错误
    ＋添加备注

    用户贡献的备注

    此页面尚无用户贡献的备注。
    To Top