Cloud computing is the most common name, often colloquially called the cloud. The Cloud has been brought to the attention of most people by the new works. The Cloud makes it possible for several people to work at home or on the go, no matter where a person is physically located. This is because many documents (and often also software) are available online somewhere, and no longer on the internal network at the company. Read More
With a DDoS attack, a lot of computers (often from different places around the world) make a lot of connection requests to a server. Because that server then receives as many requests in one time, the server (and therefore website) is often slow, or no longer reachable at all. To achieve this, botnets are often used. Read More
A Single point of failure is a term used primarily in it to indicate that the system stops working if something goes wrong at 1 place. Think of a company network with 20 computers that all work fine, until something goes wrong in the stopping cabinet and every one has lost his work. Then the stopping cabinet is the SPOF.