Constant sodiumoxide::crypto::box_::curve25519xsalsa20poly1305::MACBYTES

pub const MACBYTES: usize = ffi::crypto_box_curve25519xsalsa20poly1305_MACBYTES as usize; // 0x0000_0000_0000_0010usize

Number of bytes in the authenticator tag of an encrypted message i.e. the number of bytes by which the ciphertext is larger than the plaintext.