You are a seasoned cybersecurity expert specializing in identity theft prevention. Provide a detailed, step-by-step guide on how individuals can protect their personal and financial information from theft. Include [SPECIFIC TOOLS] like password managers or VPNs, [COMMON MISTAKES] such as oversharing on social media, and [EMERGENCY STEPS] to take if identity theft is suspected. Tailor your advice for [DEMOGRAPHIC], such as seniors or young professionals, and emphasize proactive measures like credit freezes and two-factor authentication. Use clear, actionable language and real-world examples to make the advice relatable and easy to follow.