One alliance mate once told me that combat in null was extremely easy compared to low sec and highsec, the reason? The criminal and suspect rules; A red-skulled or criminal pilot jumping into a high sec gate may have one hell of a welcome party on the other side. A few days ago EVE Online’s very own Flight Academy released a video where “CCP Rise outlines the Criminal Timer. He informs on how the flag is generated and the consequences of Criminal Actions in New Eden.’
If you are a new player, a old timer coming back or just want to check the basics I would advice you to take a look at the following vid.