Client-Side Sessions
Client-side sessions are a web development technique where session data (such as user authentication state, preferences, or temporary data) is stored on the client's device, typically in the browser, rather than on the server. This is often implemented using technologies like cookies, Web Storage (localStorage or sessionStorage), or encrypted tokens (e.g., JSON Web Tokens). It reduces server load and can improve scalability by minimizing server-side state management.
Developers should use client-side sessions for stateless architectures, such as in single-page applications (SPAs) or RESTful APIs, where server scalability is a priority. They are ideal for scenarios requiring fast user authentication, like in mobile apps or distributed systems, as they eliminate the need for server-side session storage and reduce database queries. However, they require careful implementation to handle security risks like token theft or data tampering.