Web security, authentication, and secure coding practices
60 posts
In the modern landscape of web development, cross-domain communication is not just a feature—it is a fundamental requirement. Whether you are building a Single Page Application (SPA) hosted on app.example.com that consumes an API on api.example.com, or integrating third-party microservices, you w...
Cross-Site Scripting (XSS) remains one of the most pervasive and dangerous web application vulnerabilities. For years, it has dominated the OWASP Top Ten list, allowing attackers to inject malicious scripts into web pages viewed by other users. While the fundamental concept—trusting user input to...
In the modern landscape of high-throughput microservices, protecting your APIs from abuse, DDoS attacks, and accidental overload is not optional—it is critical. While basic rate limiting works well in single-node applications, distributed systems require a shared state to ensure consistent enforc...
Rate limiting is not merely a feature; it is the first line of defense in web application security. It protects your infrastructure from Denial of Service (DoS) attacks, prevents API abuse, and ensures fair resource allocation among users. While many developers rely on third-party services like C...
Implementing JSON Web Tokens (JWTs) in stateless architectures offers significant scalability benefits, but it introduces a critical security vulnerability: token theft. Unlike session-based systems, where the server can instantly invalidate a session on the client side, JWTs are self-contained. ...
In the modern landscape of application security, understanding how to authenticate users and authorize access to resources is paramount. For developers, the distinction between OAuth 2.0 and OpenID Connect (OIDC) is not just academic; it is critical for building secure, scalable applications. Whi...
For decades, the golden rule of password security was simple: never store passwords in plain text. However, as computing power has increased exponentially, the methods we used to protect those passwords have become obsolete. If you are still using MD5, SHA-1, or even unadorned SHA-256 to hash pas...