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Advanced Nmap: NMap Script Scanning

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In previous articles, we have studied NMap in great detail, including live scanning a firewall and verifying the recommendations. Now, it's time to study...

Advanced Nmap: Scanning Firewalls Continued

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The previous article detailed methods to scan an IPCop-based firewall in a test environment. The scan output revealed several open ports, which could lead...

Advanced Nmap: Scanning Firewalls

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After four articles on Nmap , which explained a number of command-line options for scan technique specification, target specification, port specifications, host discovery, evasion...

Advanced Nmap: FIN Scan & OS Detection

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Nmap is a fantastic tool, and I just can't refrain from praising it, every time I use it. The earlier articles in this series...

Android Application Development: CLI Tools

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This article on Android application development introduces you to the command line utilities that come packaged with the Android SDK, all of which are...

Building a Server from Scratch, Part 2: Firewalls, Port Forwarding, NAT,...

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Last month, we built a server using off-the-shelf hardware. This time, let’s set up some essential server services.