For security reasons, the file cannot be viewed. Please contact your system administrator and check the CKFinder profile.

test · Posted on 4/18/2015 10:08:03 AM

When using CKFINDER to upload files, the error "Due to security reasons, the file cannot be viewed. Please contact your system administrator and check the CKFinder profile.", the reason for this prompt is:

There's a public override bool CheckAuthentication() in ckfinder/config.ascx

default is return false;

// WARNING : DO NOT simply return "true". By doing so, you are allowing
// "anyone" to upload and list the files in your server. You must implement
// some kind of session validation here. Even something very simple as...
Understand this passage.

If it is a test, use return true directly;
Official version: Add one to the login place: Session[ "IsAuthorized" ] = true;

Here it is changed to
public override bool CheckAuthentication()
{
return ( Session[ "IsAuthorized" ] != null && (bool)Session[ "IsAuthorized" ] == true );
}

[ASP.NET] For security reasons, the file cannot be viewed. Please contact your system administrator and check the CKFinder profile.

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