Stephen Toulouse, known to many as Stepto, is Microsoft's director of policy and enforcement for Xbox Live. That means he's the guy with the biggest, baddest banhammer on that service, making him a prime target for grudge-nursing hackers. Apparently one just seized control of his personal website, stepto.com
The official Atlus USA web site was reportedly compromised by a "third-party entity" today, inserting malicious software into the company's site. According to Atlus, this may have led to visitors being infected by malware.