Session
Definition
A session summarizes a coherent interaction with an application and its state.
A delimited, usually time-limited state and interaction context between client, user identity, and application. An authentication session is not the same as an analytically formed visit session.
Simply explained
The application remembers what has already happened during your visit for a limited context.
Why it matters in practice
The term helps to make digital offerings understandable, accessible, and aligned with users' needs.
Example from business
After login, a protected session maintains identity and shopping cart across multiple requests.
Limits and pitfalls
- Equating session with cookie or login, not rotating session identifiers after login, not managing expiration and revocation, or mixing technical and analytical session definitions.
Origin & history
Sessions are a fundamental concept of stateful applications and web authentication.
Use in mid-sized companies
- Possible application: After login, a protected session maintains identity and shopping cart across multiple requests.
Frequently asked questions
What does session mean?
A delimited, usually time-limited state and interaction context between client, user identity, and application. An authentication session is not the same as an analytically formed visit session. What mistakes should be avoided? Equating session with cookie or login, not rotating session identifiers after login, not managing expiration and revocation, or mixing technical and analytical session definitions.
Sources
Source checked on 10.10.2026. Editorial application examples are hypothetical; no evidence of real customer results.
Editorially reviewed on: