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They said this and that, but I managed to narrow it down to the SSL part. I recently received an update to Oracle Virtual Box, so that can also be the culprit. I also have another XP Professional English SP3 virtual machine with no additional software installed besides antivirus software, and in that machine, I had installed a pretty fresh version of Mozilla Firefox, so I tested it, and there was no problem at all surfing, but Internet Explorer refused to display the web page.

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