Information Security Essentials: Protecting Data and Systems
Information Security Essentials: Protecting Data and Systems Information security helps protect people, data, and systems from harm. It is not only for large companies; individuals and small teams can improve security with simple, repeatable habits. A solid security posture grows from everyday choices, not from one big fix. Think in three pillars: People, Processes, Technology. When each pillar is strong, risk drops and resilience rises. People: Awareness matters. Teach staff and family to spot phishing, use strong, unique passwords, and enable multi-factor authentication. A quick rule: never reuse passwords across sites. Processes: Create clear, repeatable rules. Classify data (public, internal, confidential), review who has access, back up important files, and test recovery occasionally. Technology: Use proven tools. Encrypt sensitive files, keep devices updated, and run reputable security software. Deploy MFA, firewalls, and regular patching. Practical steps to start today: ...