Phishing attacks are everywhere ... Check for odd Scheduled Tasks, Registry changes or background network connections (especially if they're outbound to suspicious domains or IPs).

Cybercriminals are switching up tactics for their social engineering trickery to increase authenticity, better bypass filters, and more intentionally target potential victims. Phishing has long ...

effectively making the content blend into the background and thus appear invisible. Enforcing all these CSS rules could therefore mean a phishing email is sent without the alert warning the victim.