nmap -S的使用
时间: 2024-05-24 10:06:25 浏览: 15
nmap命令中的"-S"选项用于指定源IP地址。通过使用"-S"选项,您可以指定要在扫描中伪装的源IP地址。这对于欺骗目标主机非常有用,使其认为扫描来自另一个IP地址。
以下是使用nmap命令的"-S"选项的示例:
```shell
nmap -S 192.168.0.100 192.168.0.1
```
上述命令将使用源IP地址192.168.0.100进行扫描,目标IP地址为192.168.0.1。通过指定源IP地址,您可以隐藏真实的扫描源,并欺骗目标主机。
请注意,使用"-S"选项需要具有足够的权限才能伪装源IP地址。
相关问题
nmap -v scanme.nmap.org 扫描与 nmap -vv scanme.nmap.org 扫描的区别是什么
根据提供的引用[1],nmap是一款网络探测和安全审计工具。使用-v选项可以增加扫描的详细程度,使用-vv选项可以进一步增加详细程度。因此,nmap -v scanme.nmap.org扫描的详细程度比nmap -vv scanme.nmap.org扫描的详细程度要少。
下面是两个命令的示例:
1. nmap -v scanme.nmap.org扫描的输出示例:
```shell
Starting Nmap 7.80 ( https://nmap.org ) at 2021-08-17 09:30 PDT
Initiating Ping Scan at 09:30
Scanning scanme.nmap.org (45.33.32.156) [2 ports]
Completed Ping Scan at 09:30, 0.00s elapsed (1 total hosts)
Initiating Parallel DNS resolution of 1 host. at 09:30
Completed Parallel DNS resolution of 1 host. at 09:30, 0.02s elapsed
Initiating Connect Scan at 09:30
Scanning scanme.nmap.org (45.33.32.156) [1000 ports]
Discovered open port 80/tcp on 45.33.32.156
Discovered open port 22/tcp on 45.33.32.156
Completed Connect Scan at 09:30, 0.11s elapsed (1000 total ports)
Nmap scan report for scanme.nmap.org (45.33.32.156)
Host is up (0.11s latency).
Other addresses for scanme.nmap.org (not scanned): 2600:3c03::f03c:91ff:fe18:bb2f
Not shown: 998 filtered ports
PORT STATE SERVICE
22/tcp open ssh
80/tcp open http
Read data files from: /usr/bin/../share/nmap
Nmap done: 1 IP address (1 host up) scanned in 0.18 seconds
```
2. nmap -vv scanme.nmap.org扫描的输出示例:
```shell
Starting Nmap 7.80 ( https://nmap.org ) at 2021-08-17 09:31 PDT
Initiating Ping Scan at 09:31
Scanning scanme.nmap.org (45.33.32.156) [2 ports]
Packet capture filter (device eth0): icmp and ((ip[20:2] - ip[16:2]) - ((ip[0]&0xf)<<2)) != 0
Completed Ping Scan at 09:31, 0.00s elapsed (1 total hosts)
Initiating Parallel DNS resolution of 1 host. at 09:31
Completed Parallel DNS resolution of 1 host. at 09:31, 0.02s elapsed
Initiating Connect Scan at 09:31
Scanning scanme.nmap.org (45.33.32.156) [1000 ports]
Discovered open port 80/tcp on 45.33.32.156
Discovered open port 22/tcp on 45.33.32.156
Completed Connect Scan at 09:31, 0.11s elapsed (1000 total ports)
Nmap scan report for scanme.nmap.org (45.33.32.156)
Host is up, received syn-ack (0.11s latency).
Other addresses for scanme.nmap.org (not scanned): 2600:3c03::f03c:91ff:fe18:bb2f
Not shown: 998 filtered ports
Reason: 998 no-responses and 2 host-prohibited
PORT STATE SERVICE REASON
22/tcp open ssh syn-ack ttl 56
80/tcp open http syn-ack ttl 56
Read data files from: /usr/bin/../share/nmap
Nmap done: 1 IP address (1 host up) scanned in 0.18 seconds
```
windows使用python-nmap
Windows系统下使用Python-nmap可以进行网络扫描和端口扫描。Python-nmap是一个Python库,它封装了Nmap安全扫描工具的功能,可以通过Python代码来调用Nmap进行扫描操作。
要在Windows系统中使用Python-nmap,首先需要确保已经安装了Python和Nmap。以下是使用Python-nmap的基本步骤:
1. 安装Python:从Python官方网站下载并安装适合您系统的Python版本。
2. 安装Nmap:从Nmap官方网站下载并安装适合您系统的Nmap版本。
3. 安装Python-nmap库:打开命令提示符或者PowerShell,并执行以下命令来安装Python-nmap库:
```
pip install python-nmap
```
4. 编写Python代码:创建一个Python脚本文件,例如`scan.py`,并在其中编写扫描代码。以下是一个简单的示例:
```python
import nmap
nm = nmap.PortScanner()
result = nm.scan('127.0.0.1', '22-443')
for host in result['scan']:
print('Host: %s' % host)
for port in result['scan'][host]['tcp']:
print('Port: %s\tState: %s' % (port, result['scan'][host]['tcp'][port]['state']))
```
上述代码使用了`nmap.PortScanner()`创建了一个扫描器对象,然后使用`scan()`方法对指定IP地址和端口范围进行扫描。扫描结果存储在`result`变量中,可以根据需要进行处理和输出。
5. 运行Python脚本:在命令提示符或者PowerShell中执行以下命令来运行Python脚本:
```
python scan.py
```
执行后,您将看到扫描结果输出在命令行中。
希望以上介绍对您有帮助!如果您有任何进一步的问题,请随时提问。