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๐Ÿ”‘ Conceiving and Implementing rcrypt encryption hashing algorithm.

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๐Ÿ”‘ rcrypt

โ€ผ๏ธ Patenting in process. Don't try to steal or you'll lose your money.

What is it?

This repository was used to conceive and implement rcrypt encryption hashing algorithm.
rcrypt was made to encrypt/hash information(specifically passwords) with pretty bad performance.

It is also a part of RedLibrary.

What about speed?

It's about 1026.6x - 2328.6x speed down, comparing to Sha256 algorithm.

How to use it?

All functions are in 'rcrypt.h'.

//
// Rcrypt -512 bits-
//
    
/**
 * @brief rcrypt512_enc
 *
 * @param key Key.
 * @param str Information to be locked.
 */
inline void rcrypt512_enc(std::string_view key, std::string *str) {...}

/**
 * @brief rcrypt512_dec
 *
 * @param key Key.
 * @param str Information to be unlocked.
 */
inline void rcrypt512_dec(std::string_view key, std::string *str) {...}

/**
 * @brief rcrypt512_hash
 *
 * @param key Key.
 * @param str Information to be encrypted and hashed after that.
 *
 * @return Pointer to a new string with hash.
 */
inline std::string * rcrypt512_hash(std::string_view key, std::string_view str) {...}


//
// Rcrypt -1024 bits-
//

/**
 * @brief rcrypt1024_enc
 *
 * @param key Key.
 * @param str Information to be locked.
 */
inline void rcrypt1024_enc(std::string_view key, std::string *str) {...}

/**
 * @brief rcrypt1024_dec
 *
 * @param key Key.
 * @param str Information to be unlocked.
 */
inline void rcrypt1024_dec(std::string_view key, std::string *str) {...}

/**
 * @brief rcrypt1024_hash
 *
 * @param key Key.
 * @param str Information to be encrypted and hashed after that.
 *
 * @return Pointer to a new string with hash.
 */
inline std::string * rcrypt1024_hash(std::string_view key, std::string_view str) {...}


//
// Rcrypt -1536 bits-
//

/**
 * @brief rcrypt1536_enc
 *
 * @param key Key.
 * @param str Information to be locked.
 */
inline void rcrypt1536_enc(std::string_view key, std::string *str) {...}

/**
 * @brief rcrypt1536_dec
 *
 * @param key Key.
 * @param str Information to be unlocked.
 */
inline void rcrypt1536_dec(std::string_view key, std::string *str) {...}

/**
 * @brief rcrypt1536_hash
 *
 * @param key Key.
 * @param str Information to be encrypted and hashed after that.
 *
 * @return Pointer to a new string with hash.
 */
inline std::string * rcrypt1536_hash(std::string_view key, std::string_view str) {...}

Tech notes:

  • Padding is provided only for "in" params. Key length(in bytes) is calculated using the formula:
    KEY_LENGTH / 8.
  • This library is designed for small code size and simplicity, intended for cases where small binary size, low memory footprint and portability is more important than high performance.

Notes:

  • If you want to route result of encryption to std::cout, you should convert string to hexadecimal system, in other way you will get bad output!
  • There is no built-in error checking or protection from out-of-bounds memory access errors as a result of malicious input.

Screenshots? Here they are:

Here's an example of encryption in rcrypt512 mode:

And the following one is the decryption of previous message:

All material in this repository is in the public domain.
With Copyrightยฉ โˆž Vladimir Rogozin.