To balance the benefits of home security camera systems with privacy concerns, homeowners can follow these best practices:

Protect your camera accounts with 2FA to prevent unauthorized logins, even if your password is stolen.

This is the legal standard used in most Western courts. You cannot record someone where they have a "reasonable expectation of privacy."

Constant recording can impact the "reasonable expectation of privacy" for guests, neighbors, and even family members. Best Practices for Secure Surveillance