A maker of popular role-playing games was forced to shut down its online store for four days after hackers pilfered e-mail addresses, user names and encrypted passwords. White Wolf Publishing, creator of video and table-top games such as “World of Darkness” and “Vampire: The Requiem,” received a message from an “international group of hackers” on Dec. 11 saying they had penetrated the company’s online security defense, said company spokeswoman Kelley Herman. Full Story