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Zero Trust Architecture ensures that no user or device is trusted by default.

CSRF tricks your browser into making requests without your consent.

API keys help identify clients and control their access to APIs securely.

Encryption at rest and in transit are essential for protecting data both stored and in motion.

Password hashing with unique salts ensures security by creating different hashes for identical passwords.

Session-based authentication uses cookies to remember users after login.

Hashing is one-way for verification, while encryption is two-way for confidentiality.

XSS is a vulnerability that lets attackers run scripts in users' browsers.

Fail Fast means stopping quickly on errors, while Fail Safe ensures safety in failures.

HTTPS is a secure version of HTTP that encrypts data for safety.

The TLS handshake establishes a secure connection for HTTPS, ensuring data safety.

Token expiration and refresh token rotation secure user sessions by limiting token lifespan and preventing unauthorized access.

mTLS allows microservices to verify each other's identities using certificates.

Authentication verifies who you are, while authorization determines what you can do.

OAuth 2.0 lets apps access user data securely without passwords.

OpenID Connect allows apps to authenticate users and verify their identities securely.

Choosing the right boundaries for microservices is crucial for effective architecture.

The Bulkhead Pattern isolates resources to protect critical workloads from failures.

JWTs allow secure user authentication without needing session storage.

REST API design focuses on creating clean, efficient, and scalable web services.

Alerting helps notify the right people about production issues quickly.