Security, Symmetric Encryption, Cryptography, Encryption.
p[2] >> 26; p[2] -= carry << 26; p[3] += carry ; carry = p[3] >> 26; p[3] -= carry << 26; p[4] += carry ; carry = p[4] >> 26; p[4] -= carry << 26; return carry; } Credits to Loup Valiant for this implementation. [2] This is how the combined ChaCha20 Poly 1035 looks. Again the lengths are appended