Interview Questions
Describe the purpose of cryptographic hashing algorithms like SHA-256 in blockchain.
Cryptographic hashing algorithms like SHA-256 (Secure Hash Algorithm 256-bit) play a fundamental role in blockchain technology, providing several crucial functionalities: 1. Data Integrity: One of the primary purposes of cryptographic hashing in blockchain is to ensure data integrity. When data is hashed using SHA-256, it produces a fixed-size output (256