Contents
- 1 Is session variable a cookie?
- 2 How is session different from cookie and which one is more secure?
- 3 When can we go creating session rather than cookies?
- 4 What is the difference between session variable and Cookie?
- 5 Which is safer, a cookie or a session?
- 6 When does a browser session end what happens to the cookies?
The major difference is that cookie variables are stored on the client’s browser, whereas session variable is stored on the server side. The cookie expires according to the expiration date or time specified within the script whereas the lifespan of a session is until the user closes the browser.
What is a Session? Sessions are more secure than cookies, since they’re normally protected by some kind of server-side security. You can generally rest assured that your information will be safe on the server side.
Can user change session variables?
The $_SESSION is stored entirely on the server, so the user cannot modify it.
Cookies are sent to the server on every request, so if you plan to store a fair amount of data, store it in a session. Otherwise, if you are storing small amounts of data, a cookie will be fine. Any sensitive data should be stored in a session, as cookies are not 100% secure.
What is the difference between session variable and Cookie?
Rather than stored on local machine a session variable is stored on the server so client doesn’t have access to the details stored on it. Session helps to maintain user states and information to all over the application. The session is secure and transparent for the user. Cookies are used …(more) Loading…
Where are cookies stored and where are sessions stored?
Cookies are only stored on the client-side machine, while sessions get stored on the client as well as a server. A session creates a file in a temporary directory on the server where registered session variables and their values are stored.
Sessions are safer than cookies, but not invulnarable. Expiration is set in server configuration (php.ini for example). Default expiration time is 24 minutes or when the browser is closed. Expiration is reset when the user refreshes or loads a new page. Users (or browser) can (be set to) decline the use of cookies, therefore sessions.
A session ends when the user closes the browser or after leaving the site, the server will terminate the session after a predetermined period of time, commonly 30 minutes duration. Cookies are text files stored on the client computer and they are kept of use tracking purpose. Server script sends a set of cookies to the browser.