Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: 10 security fixes are released by Microsoft Microsoft Corp. released 10 security fixes for various products yesterday, including seven that fix flaws the company said pose the highest threat to users.

Sci/Tech