<ul><li>Security in coding is crucial to prevent vulnerabilities like SQL injection, XSS, and buffer overflows due to sloppy coding.</li><li>Key principles of secure coding include validating all input, escaping output to prevent XSS, using prepared statements for DB queries, hashing passwords securely, avoiding rolling your own crypto, keeping secrets out of code, and updating dependencies regularly.</li><li>A personal story highlights the consequences of leaving debug mode on in production, emphasizing the importance of thorough checks in configurations.</li><li>Tools like SonarQube, OWASP ZAP, GitHub Advanced Security, and Semgrep aid in maintaining clean and secure code by detecting issues early on.</li></ul>

🚜 Code Like It Matters: A Guide to Secure Coding (from someone who broke it before fixing it)

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