We have previously talked about LinkedIn having an endpoint for Outlook profile cards. This endpoint is receiving email addresses as input and returns the complete profile information (name, company, location, etc.). These sorts of APIs can be abused for OSINT. To...
When we were looking at the interactions between the Outlook and the LinkedIn APIs, we encountered WebSocket communications that used some additional encoding. The encoding was nothing too complex, but it was uncommon. It turned out to be LZip compression. However,...
Unicode is the de-facto standard for multilingual character encoding. UTF-8 is the most popular encoding used that supports its hundreds of thousands of characters. Aside from the encoding (byte representation of characters), Unicode defines multiple transformations...
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