How do we store information in session?
To use session variables, it’s necessary to start the session by using the session_start function, this will allow you to store your data in the global variable $_SESSION in a productive way.
What kind of data can be stored in session?
The session is for information that is related to the user’s current interaction with your site. That can include things like the user id of the logged-in user, flashes (one-time alerts that are shown on the next request, then erased), etc. Basically, only store things in the session that you don’t care about losing.
What should I store in user session?
Really the list of items to be stored in a session are as follows: The users unique id (The ID that allows you to retrieve the users information from storage) Temporary state (i.e. Flash messages) CSRF token.
Why do we store sessions in database?
The most common and reasonable pattern to store sessions in database is when you have several frontend servers, so you need a shared session storage for them. For downvoters: a file in filesystem isn’t less secured than a record in database. The idea is that sessions can’t be hijacked.
How is data stored in a session stored?
The data stored here lasts for just a single request, so can be useful for communicating between middleware components and storing state related to just a single request. Files and database storage can obviously be used to store state data, whether related to a particular user or the application in general.
Can you store data related to a single user?
Generally speaking, each user will have an individual session, so you can store data related to a single user in it. However you cannot technically consider the data secure as it may be possible to hijack another user’s session, so it is not advisable to store user secrets in it.
Is it safe to store user secrets in session?
However you cannot technically consider the data secure as it may be possible to hijack another user’s session, so it is not advisable to store user secrets in it. As the documentation states: You can’t necessarily assume that a session is restricted to a single user, so be careful what kind of information you store in Session.
How is MVC used to store transient data?
MVC also exposes a TempData property on a Controller which is an additional wrapper around Session. This can be used for storing transient data that only needs to be available for a single request after the current one.