Blockchain is a breakthrough technology that is expected to alter most industries in the coming years and it particularly touted so because of confidentiality, authentication and integrity that it...

Blockchain is a breakthrough technology that is expected to alter most industries in the coming years and it particularly touted so because of confidentiality, authentication and integrity that it offers which makes it independent, transparent and secure. Experts says that these important principles of security are achievable because blockchains employs hash functions and public key encryption. Briefly discuss how these cryptographic techniques offer confidentiality, authentication and integrity that gives blockchain its security.