Back when I discussed anonymity I raised some concerns about identity theft. Here is a follow up on my research on identity theft. Hopefully it will be of use to someone.
There are a number of domain anonymizer services such as as Domains by Proxy that allow you to legitimately register a domain anonymously. Note that there are some accounts of these services turning over your actual contact information with very little provocation.
I focussed my attention on fraud issues that reflect within your credit report.
I found that there are several approaches to protecting a credit report. You can get a good overview with a side of advocacy at The Consumers Union.
There are a few basic techniques.