Cybersecurity Explained: Core Principles Every Software Engineer Should Know

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Cybersecurity is the practice of protecting systems, networks, devices, and data from malicious digital attacks. It rests on three core principles: preventing unauthorized access, protecting data integrity and confidentiality, and ensuring system availability against threats like DDoS attacks or ransomware. Developers building web applications, APIs, or managing infrastructure must adopt a security-first mindset to avoid critical vulnerabilities such as SQL Injection and Cross-Site Scripting. Neglecting basic security practices can expose sensitive user data, financial records, and internal systems to serious risk. Experts emphasize that security should be embedded into every layer of technology from the start, not treated as an afterthought.

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

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