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8.9 KiB
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209 lines
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8.9 KiB
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Screen Proctoring
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===========
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Overview
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---------
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SEB Screen Proctoring is an integral component of the SEB Ecosystem, designed to monitor student screens during digital examinations.
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This tool captures and displays screenshots taken by SEB, ensuring a secure and controlled testing environment.
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Enable Screen Proctoring after an exam is created in the exam view.
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.. image:: images/screen_proctoring/enable_screen_proctoring.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/enable_screen_proctoring.png
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**Enable Screen Proctoring**
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SEB Server needs to send an instructions to SEB to capture the screen and send the screenshot back to the server.
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To do this enable screen proctoring in the SEB Settings.
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.. image:: images/screen_proctoring/enable_screen_proctoring_seb_settings.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/enable_screen_proctoring_seb_settings.png
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**Enable Screen Proctoring in SEB Settings**
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SEB-Server and SEB are now ready to capture and to display screenshots.
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Navigate to exam monitoring and click the button in the Screen Proctoring section. A new tab will be opened.
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.. image:: images/screen_proctoring/open_screen_proctoring.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/open_screen_proctoring.png
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Gallery View
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---------
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- When a SEB is connected to SEB-Server and the user logged in to LMS a tile with the latest screenshot will appear.
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- Press the "Grid-Size"-Drop-Down to change the displayable sessions per screen to 4, 9 or 16.
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- Use the arrow buttons and the left and right on the screen to change windows. The current page and the amount of live sessions / total sessions is display next to the grid selection.
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.. image:: images/screen_proctoring/gallery_view_live_grid_selection.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/gallery_view_live_grid_selection.png
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- Use your mouse to hover over a tile or press the tab key. A "selected" tile reveals information and actions for the session.
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- To change view preferences press the settings icon in the top right corner.
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- Toggling "Show Name" and "Show IP" reveals the the Name and IP of the selected session.
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- Per default all the sessions are sorted by lastname in ascending order. To change this press the "Sort by Name"-button.
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- The camera icon opens the Proctoring View in a new tab. See chapter "Proctoring View" for more infos.
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- Click on the "expand"-icon to enlarge the screenshot.
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.. image:: images/screen_proctoring/gallery_view_settings.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/gallery_view_settings.png
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- The SEB-Client additionally sends metadata about the screenshot
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- Metadata changes according to the content displayed on the screenshot
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- Refer to the chapter "Metadata" for more details
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- The camera icon opens the Proctoring View in a new tab. See chapter "Proctoring View" for more infos.
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- Close the expanded view either by clicking on the collapse button or somewhere outside of the screenshot
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.. image:: images/screen_proctoring/gallery_view_expanded.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/gallery_view_expanded.png
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(kann man evtl. weg lassen)
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- A message box indicates that there are no live sessions available
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- As soon as a sessions are connected the message box will disappear
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Running Exams
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To get an overview of all running exams which your user has access to click on the "Running Exams" item in the navigation bar on the left side.
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- By Default the exams are sorted by "Exam Start-Time" in ascending order
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- click on any table header to change the sorting according to your needs
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- click on the link the "Group" column to get to the gallery view of the group
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.. image:: images/screen_proctoring/running_exam_no_selection.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/running_exam_no_selection.png
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By clicking on the settings icon in the menu bar two options are displayed.
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- Select "Show past exams" to display all finished exams (red)
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- Select "Show upcoming exams" to display all exams which are planed for the future
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.. image:: images/screen_proctoring/running_exam_selection.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/running_exam_selection.png
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Proctoring View
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The proctoring view shows a recorded or live session in more detail.
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To open a proctoring view of a sessions either
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- Click on the camera icon in the gallery view
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- Use the search feature
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- Directly type in the url in the address bar: https://<your host>/recording/<sessionUuid>
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A session can either be live or recorded.
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- A live session is indicated by the "Live"-Button
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- Navigating to the proctoring view during a live session always displays the latest screenshot and updates it accordingly
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- Use the slider as any other video player
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- This is also possible during a live session
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- Click on the "Live"-Button to jump to the latest screenshot
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.. image:: images/screen_proctoring/proctoring_overview_live.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/proctoring_overview_live.png
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- The "Details"-Box on the right side displays information about the session and the current screenshot
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- "SEB Session Info" is static
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- "Screenshot Metadata" dynamically changes for every Screenshot
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- Refer to the chapter "Metadata" for more details
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.. image:: images/screen_proctoring/proctoring_overview.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/proctoring_overview.png
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- The "Live"-Button disappears when the sessions disconnects from the server
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- Set the playback speed with the "settings"-icon according to you preferences
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- The current screenshot and the total amount of screenshot is display in the "Total"-Row
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Search
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The search functionality is a powerful feature to search and find sessions and screenshots.
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Click on the "Search" item in the navigation bar on the left side.
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**Form**
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The upper part of the page is the search form.
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There are 4 different categories of search criteria:
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- exam data
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- session / user data
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- screenshot metadata
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- time data
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Use the form fields and the time / date selection to tailor the search result to your needs.
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.. image:: images/screen_proctoring/search_form.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/search_form.png
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**Search Results**
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The search results are grouped into days and sorted by date in descending order.
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Use the "date"-button on the right side to change the sort oder.
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- Clicking on any date expands the panel and displays all sessions (a session is a student using SEB) with recordings on that day
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- Per default the sessions are sorted by "Start-Time" in descending order
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- Click on the table header to change the sorting according to your preferences
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- A click on the down facing arrow on the right side lists all screenshots of that given student
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.. image:: images/screen_proctoring/search_results_sessions.png
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:align: center
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:target: https://raw.githubusercontent.com/SafeExamBrowser/seb-server/docu/docs/images/screen_proctoring/search_results_sessions.png
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- Per default the screenshot are sorted by "Capture-Time" in ascending order
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- The screenshots are grouped into the metadata "Application / Website"
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- Grouping means that each successive screenshot that has the same "Application / Website" metadata is placed in the same group
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- Click on the camera icon on the right side to open the proctoring view at this exact time
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.. note::
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If the session is still live the proctoring view won't open at the given time but instead jumps to the latest image.
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Metadata
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Metadata in context of the Screen Proctoring component are data which belong to a screenshot.
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They describe the content of the captured screen.
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Currently the SEB-Client captures the following 5 metadata (additional values might follow in future releases):
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- Application: The name of the actual application that is used and focused
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- e.g. "SafeExamBrowser.Client.exe", "calc.exe"
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- URL: The URL of the browser tab with current focus
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- e.g. "http://google.com", "http://moodle.com/exam123"
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- Activity Details: The activity which triggerd the screenshot
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- e.g. "A key has been pressed", "Left mouse button has been pressed"
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- Window Title: The window title of the focused window
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- e.g. "Google Homepage", "Moodle Exam 123" |