How to Beat LFI Restrictions with Advanced Techniques

One of the most common web application vulnerabilities is LFI, which allows unauthorized access to sensitive files on the server. Such a common weakness is often safeguarded against, and low-hanging fruit can be defended quite easily. But there are always creative ways to get around these defenses, and we'll be looking at two methods to beat the system and successfully pull off LFI. LFI (local file inclusion) is a technique that allows an attacker to access files on the system that they otherwise wouldn't be able to view. It's usually done via a vulnerable web app, where files outside of the... more

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