By: Phil Ciebiera in PHP Tutorials on 2012年12月05日 [フレーム]
On a Microsoft platform utilizing IIS, you may run into a situation where, upon moving the uploaded file, anonymous web users can't access the content without being prompted to authenticate first...
The reason for this is, the uploaded file will inherit the permissions of the directory specified in the directive upload_tmp_dir of php.ini. If this directive isn't set, the default of C:\Windows\Temp is used.
You can work around this by granting the IUSR_[server name] user read access to your temporary upload directory, so that after you move_uploaded_file the permissions will already be set properly.
It's also a good idea to set the Execute Permissions of the upload directory to NOT include Executables, for security reasons.
To accomplish this:
This took me a while to figure out, so I hope this helps save some other peoples time.
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