Blockchain is a distributed ledger technology that allows for secure, transparent, and tamper-proof transactions. Blockchain is used in many applications, such as cryptocurrency, supply chain management, and identity verification. Popular blockchain platforms include Ethereum, Bitcoin, and Hyperledger Fabric. See our portfolio DevOps is a set of practices that combines software development (Dev) and IT operations (Ops) to shorten the systems development life cycle and provide continuous delivery with high software quality. DevOps aims to improve collaboration between development and operations teams, automate infrastructure, and increase the speed and reliability of software delivery. Popular DevOps tools include Jenkins, Ansible, and Docker.