Client security / Q256-Q260

Cookies, CSP and Client State Security

Secure cookies, SameSite, session boundaries, CSRF threat modeling, mutation protection, Content Security Policy rollout, XSS defense-in-depth, service workers, Cache Storage, offline security, storage partitioning, privacy, and secure client state architecture.

Practicing secure session cookies, CSRF mutation protection, CSP rollout, service worker cache safety, storage partitioning, and privacy-aware client state.

Revision Sheet

Fast review notes for this batch of senior frontend topics.

Cheat Sheet

Compact definitions, warnings, and senior-level anchors.

Mock Interview

A realistic interviewer-led sequence across the batch.

PDF Export

Printable batch pack for offline revision.

Questions Covered