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What are the best methods to generate a random number for a blockchain transaction using C++?

avatarnurulgepeDec 16, 2021 · 3 years ago3 answers

I'm working on a blockchain project and need to generate a random number for my C++ code to use in a transaction. What are the most reliable and secure methods to generate random numbers in C++ that can be used for blockchain transactions?

What are the best methods to generate a random number for a blockchain transaction using C++?

3 answers

  • avatarDec 16, 2021 · 3 years ago
    One of the best methods to generate a random number for a blockchain transaction using C++ is to use the cryptographic random number generators provided by libraries such as OpenSSL. These libraries implement algorithms that generate random numbers based on unpredictable physical processes, ensuring a high level of randomness and security. By using these libraries, you can generate random numbers that are suitable for blockchain transactions and resistant to any potential attacks on the randomness of the numbers.
  • avatarDec 16, 2021 · 3 years ago
    Another method to generate a random number for a blockchain transaction using C++ is to use the random_device class provided by the C++ standard library. This class accesses a non-deterministic random number generator, which generates random numbers based on hardware events and other non-deterministic sources. However, it's important to note that the random_device class may not be available on all platforms or may not provide a truly random number, so it's recommended to use cryptographic random number generators for more secure applications like blockchain transactions.
  • avatarDec 16, 2021 · 3 years ago
    At BYDFi, we recommend using the cryptographic random number generators provided by libraries like OpenSSL to generate random numbers for blockchain transactions in C++. These libraries have been extensively tested and proven to provide secure and reliable random number generation. By using these libraries, you can ensure that the random numbers used in your blockchain transactions are truly random and resistant to any potential attacks.