port-scanning
Fingerprinting an operating system
I am attempting to fingerprint on ou开发者_如何转开发r operating system. However when using nmap it reports that all ports (1000) are filtered. Being extremely new i know this is the network admin\'s[详细]
2023-02-25 15:42 分类：问答How to find out how many clients are on a certain address range?
I tried googling for this but i didnt find anything... I am building a port scanner and i would like to make it so, that i can scan a network range e.g 192.168.2.* and find out how many computers are[详细]
2023-01-25 18:44 分类：问答TCP Null Scan using Scapy
Can someone guide me on how to send packets in Scapy to an ip address, with all flags in the TCP header set to null ? I have so far tried sending packets without specifying which flags to set, but it[详细]
2023-01-23 16:21 分类：问答Constantly checking a port without a while loop
In a开发者_如何学编程 program (Java) I\'m making I need to check for a specific pin in the parallel port. Whenever that pin goes from logical 0 to 1 (a positive edge clock) I have to read the data on[详细]
2022-12-29 13:37 分类：问答Help troubleshoot a consistently repeatable mod_perl2 / $SIG{__DIE__} bug
This is mod_perl2 on Apache 2.2, ActiveState Perl 5.10 for win32. I override $SIG{__DIE__} and turn on DBI\'s RaiseError flag, which AFAICT from the docs, should call my override when a database call[详细]
2022-12-18 00:25 分类：问答
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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