Computer hardware certification offers a range of options, depending on your level of expertise, interests, and goals. CompTIA A+ is a foundational certification that covers the basics of hardware, software, networking, security, and troubleshooting; it's great for entry-level technicians who want to demonstrate their skills and knowledge in various IT domains. CompTIA Network+ is an intermediate certification that focuses on networking concepts, devices, protocols, and security; it's suitable for technicians who want to advance their careers in network administration, support, or design. CompTIA Server+ is an advanced certification that validates skills and knowledge in server hardware, software, storage, security, and disaster recovery; it's designed for technicians who work with servers in data centers, cloud environments, or small businesses. Cisco Certified Technician (CCT) is a vendor-specific certification that verifies your ability to diagnose, repair, replace, and maintain Cisco networking and data center devices; it's ideal for technicians who work with Cisco products and solutions.