I feel like the average person is going to be like "oh no it'd be terrible if everyone found out I really like the 'big boobs' category on pornhub"
You may be legally entirely above board (though Cardinal Richelieu wouldn't let that get in the way) but you still might not want your S&M kink to be known or to be outed to conservative friends and family or have your bank account details spread around or have a $$$$$ bill run up in your AWS or LLM logins...
Finally we'll want to know about disputes you've had with intimate partners, employers and other service providers, especially powerful ones like healthcare, insurance and financial organisations.
And, along with all the credentials as you suggest, including private parts of PGP keys etc, accurate impressions/clones of any and all physical security/privacy devices they use such as keys to house and car and safe and gun safe and relatives' crypt, etc, etc...