This article “The paranoid’s survival guide“ touched on some key points for keeping identity and data safe.
The basics: Six standard operating procedures for online behavior
Draw the line: Decide what’s personal
Don’t share your personal information — even when asked
Lie. About. Everything.
Create personal and professional personas
Understand how much you’re paying before signing up for “free” apps and online services
Delete your unused online accounts
Tips for surfing the Web silently
Block “third-party” cookies
Go private with your browsing
Use anti-tracking software
Use HTTPS whenever possible