When you have a job as an IT professional in any company in the UK, you are in for a demanding job. You should have needed skills in protecting the data systems in the business from any external or internal threats. If you want to enhance your knowledge on computer network administration and security, you can always take up supplementary courses. A web-based IT training centre can help you develop the right set of skills, so you will be able to effectively detect any threats in computer security. You will definitely find excellent online training venues in the UK for the courses that you require.