firedoor forwards any TCP connection behind a firewall using techniques similar to reverse telneting. Written in Java 1.4, so it is very small and can run on both Linux and Win32 without modifications. Source file included.
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A threaded ssh banner scanner written in Java that takes in a list of IPs or hostnames. Written and tested for Linux and Windows.
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Efstool local root exploit which works against Redhat 7.3.
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