基于Linux的ARP攻击检测软件的功能需要哪些 根据这几个规则用Python实现 首先捕获数据包过滤规则设置为ARP包其他则丢弃接着进行分析ARP包同一IP地址对应多个MAC地址; - 多个IP地址对应同一个MAC地址; - 大量的ARP请求或响应包; - ARP包中的源MAC地址和目标MAC地址不匹配;一旦满足两种规则或以上的就输出遭受ARP攻击不满足则输出未遭受ARP攻击并且
基于以上功能,可以实现以下Python代码:
from scapy.all import *
import logging
# 设置日志格式和输出文件
logging.basicConfig(filename='arp_attack.log', level=logging.INFO, format='%(asctime)s:%(message)s')
# 定义检测函数
def arp_attack_detect(packet):
if packet.haslayer(ARP):
# 同一IP地址对应多个MAC地址
if len(set([packet[ARP].psrc, packet[ARP].hwsrc])) > 2:
logging.warning('ARP attack detected: Same IP address with multiple MAC addresses')
print('ARP attack detected: Same IP address with multiple MAC addresses')
# 多个IP地址对应同一个MAC地址
elif len(set([packet[ARP].pdst, packet[ARP].hwdst])) > 2:
logging.warning('ARP attack detected: Same MAC address with multiple IP addresses')
print('ARP attack detected: Same MAC address with multiple IP addresses')
# 大量的ARP请求或响应包
elif packet[ARP].op in (1, 2) and packet[ARP].psrc == packet[ARP].pdst:
logging.warning('ARP attack detected: Large amount of ARP requests or responses')
print('ARP attack detected: Large amount of ARP requests or responses')
# ARP包中的源MAC地址和目标MAC地址不匹配
elif packet[ARP].hwsrc != packet[ARP].hwdst:
logging.warning('ARP attack detected: Source MAC address and destination MAC address do not match')
print('ARP attack detected: Source MAC address and destination MAC address do not match')
else:
logging.info('No ARP attack detected')
print('No ARP attack detected')
# 开始捕获数据包,过滤规则设置为ARP包
sniff(filter='arp', prn=arp_attack_detect)
运行后,程序会开始捕获数据包,只有符合规则的ARP包才会被分析,如果满足两种规则或以上,则输出遭受ARP攻击的信息,并将其保存在日志文件中。如果不满足任何规则,则输出未遭受ARP攻击的信息,并将其保存在日志文件中
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