UConn instructors can learn about Faculty and staff can manage mixed (secure and non-secure) content within HuskyCT that can create mixed content.
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Mixed Content Overview
Since HuskyCT allows users to publish content, there will always be a is potential for non-secure items to be added. Most Most often, this occurs when embedded images, audio, or video are linked link to the course from non-SSL pages. When When this happens, the page will then contain mixed content ; – that is, content which that is both secure and non-secure.
Most modern browsers have built-in features which evaluate a page's level of security. When When it meets their standard, the browser displays a padlock in the address bar. Otherwise Otherwise, the browser may issue a mixed content warning. This warning is sometimes passive and not easily discernible by the learner. Additionally Additionally, some browsers may prevent the non-secure content items from displaying on the page.
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Firefox, Chrome, Microsoft Edge and |
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IE all block non-secure content by default. |
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Safari is the only major browser which does not automatically block non-secure content. |
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Mixed Content: Impact on Learner Experience
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Blocked Content: Missing Video (Accompanying Text)
Depending on the context, it may be obvious to the learner that content has been blocked.
Example 1
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The course builder embedded the video and mistakenly used “httphttp://” rather rather than “httpshttps://” (setting is only visible to the course builder). As a result, our the browser has automatically blocked the video. This can only be changed by a course builder.
Of course, blocked content won’t always be this obvious…
Example 2
Once again, our
Blocked content is not always obvious because such content is not always accompanied by text.
Blocked Content: Missing Video (No Accompanying Text)
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The course builder embedded a video using a link to non-secure resources. The content has been blocked by the browser , yet the learner has with no indication that a video should be expected. For For this reason, we highly recommend course builders always include a textual description for any embedded content in their course.
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Preventing Browsers from Blocking Mixed Content
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Once our the learner is aware content has been blocked, there are steps they can take to force their browser to display the hidden content.
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Displaying Mixed Content
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on Chrome
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Click the shield icon located in the address bar.
When prompted,
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select the allow loading of non-secure
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items option.
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Displaying Mixed Content
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on Firefox
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Click the Caution icon located in the address bar.
When prompted,
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select the allow loading of non-secure
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items option.
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Displaying Mixed Content
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on Microsoft Internet Explorer (10+)
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Click the Show all content button
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located at the bottom of
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your browser window.
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Displaying Mixed Content
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on Microsoft Edge
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Click the shield icon located in the address bar.
When prompted, choose to allow loading of non-secure items.
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To fully resolve the issue for all learners, course builders are strongly encouraged to update non-secure URLs to use the HTTPS protocol. |
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For more information or assistance with HuskyCT, contact the Educational Technology Office at edtech@uconn.edu or (860) 486-5052. |
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