Cybersecurity hygiene means the routine habits that reduce everyday security risk: using strong, unique passwords, enabling multi-factor authentication, keeping software updated, verifying requests carefully, and staying alert to suspicious messages. It is the digital equivalent of basic cleanliness: not dramatic, but essential. Good hygiene lowers the chance that a small mistake becomes a breach.
It matters because many attacks do not rely on advanced exploits; they rely on people. Phishing, account takeover, and fraud often succeed when users reuse passwords, click unsafe links, or approve urgent requests without checking the sender. In defense, hygiene is a practical control: training helps people spot social engineering, verification slows down impulsive actions, and secure account practices limit damage if a message slips through. In a phishing-heavy environment, strong cybersecurity hygiene can be the difference between a blocked attempt and a compromise.