Questions tagged [backdoor]

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Screenlock backdoors and how to close them

There is a warning in the Archlinux List of security applications. It says that of all possible screen-lockers, only four block tty access: sflock, physlock, Cinnamon Screensaver, MATE Screensaver and ...
2
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1answer
3k views

Using tcpdump for logging all network activity going through a router server

I would like to collect logs of all network communications between my home devices (laptops, phones etc.) and the outside world in this format: Timestamp / Device MAC Address / Source IP:Port / ...
3
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1answer
825 views

'netcat -e' not relaying stdout

I'm using netcat to create a backdoor running a python script with the following command: netcat -l -p 1234 -e 'python /script.py' then I'm connecting to the backdoor with another shell using: ...
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Block uploads by extensions directly on php

We test our system day by day checking about php allowing bad formats in upload routines. I discovered recently that developers uploaded a plugin with examples, that allow peoples to send php files ...