Blockchain Integration in CBBPM: Design and Implementation forEnhanced Security and Efficiency

The provided PHP snippets illustrate various server-side functionalities. They encompasstransaction processing, file management, hash handling, and interfacing with a supernode forblockchain network connectivity. The sections include:۱. PHP Code for Processing POST Requests: Designed to receive transaction data fromusers, validate inputs, store information in text files, and display error messages to users.۲. PHP Code for Displaying Address Balances: Developed to search and display balancesand transactions associated with each address on the blockchain network, includingreading text files and presenting information in a table format.۳. PHP Code for File and Hash Management on the Supernode: Intended for filemanagement, hash generation, relocation, and deletion within various directories.Functions such as scandir, file_get_contents, file_put_contents, rename, and unlink areemployed for these operations.These code snippets demonstrate the utilization of PHP to implement different components of atransaction and file management system for a blockchain-based application, encompassingsecurity, data validation, and communication with a supernode for data exchange.

Keywords:

Blockchain technology , PHP programming language , Distributed database system , Transaction management , Security measures