Security hacker that members of the computer underground should be called crackers. Yet, those people see themselves as hackers and even try to include the views of Raymond in what they see as a wider hacker culture, a view that Raymond has harshly rejected. Instead of a hacker/cracker dichotomy, they emphasize a spectrum of different categories, such as white hat, grey hat, black hat and script kiddie. In contrast to Raymond, they usually reserve the term "cracker" for more malicious activity. According to Ralph D. Clifford, a "cracker" or "cracking" is to "gain unauthorized access to a computer in order to commit
Buff (colour) with a black top" in order to indicate their ownership. There is some uncertainty among experts, however, as to the exact shade of what is now called "White Star buff". There is no surviving paint or formula, and although there are many painted postcards and at least seven colour photographs of White Star liners, the shades of the funnels in these varies due to many factors including the conditions under which they were originally made and the ageing of the pigments in which they were printed. Speaking mostly to scale modellers, the Titanic Research and Modeling Association currently recommend a