Ever if you receive a direct message (DM) from someone on Twitter (most probably someone you follow on Twitter) like "somebody's saying bad things about you" followed with a shortened link - don't ever click it! These are all fake messages and generated by a malicious script or some kind of web virus ! If you happen to click the link, a variety of bad things might happen, including passing on similar messages under your name to others and also including things such as trying to infect your computer with a virus. If you have, or think you may have clicked on a dodgy link in a message like this, there are four remedial steps you should take: