I. Working principle:
A. Determine the illegal access MAC address in the network based on the DHCP Snooping or the manually formed MAC address and IP Address binding table.
B. to prevent malicious ARP spoofing, the arp REQUEST packets of the interface can be limited.
--- Tests show that arp requests and replies (including unreasonable
the driver, error code: % lx \ n", getlasterror ());
Return 0;
}
★
Assign values to the structure of the Ethernet header and ARP header. The strtomac function is the function for converting a custom string to a MAC address:
★
Strtomac ("00e06e41508f", s_mac); // "00e06e41508f" is the NIC address of the local machine used by the author to test the program. The tester should change it to th
StrToMac function is the function for converting a custom string to a Mac address:
★
StrToMac ("00E06E41508F", s_Mac); // "00E06E41508F" is the NIC address of the local machine used by the author to test the program. The tester should change it to the NIC address of the testing machine.
Memcpy (et_header.eh_src, s_Mac, 6 );
StrToMac ("fffffffffe", d_Mac); // set the destination physical address to fffffffffe.
Memcpy (et_header.eh_dst, d_Mac, 6 );
Et_
converting a custom string to a MAC address:
★Strtomac ("00e06e41508f", s_mac); // "00e06e41508f" is the NIC address of the local machine used by the author to test the program. The tester should change it to the NIC address of the testing machine.Memcpy (et_header.eh_src, s_mac, 6 );Strtomac ("fffffffffe", d_mac); // set the destination physical address to fffffffffe.Memcpy (et_header.eh_dst, d_mac, 6 );Et_header.eh_type = htons (0x0806); // type 0x
192.168.10.1 to TARGET1---> mean to deceive 192.168.10.1 I'm 192.168.10.2Set 192.168.10.2 to TARGET2---> mean to deceive 192.168.10.2 I'm 192.168.10.1Select ARP attackPress OKJust press OK in the instant, will find H1--->H2 message has been h4 monitoring!!!!We can verify if it's ARP poisoning.主机名 arp -nAs you can see, although different IPs, but have the same MA
I. Working principle:
A. To determine the MAC address of an illegal access in a network based on a DHCP snooping or manual form of MAC address and IP address binding table
B. At the same time, to prevent malicious ARP spoofing, you can also limit the ARP request packets of the interface
---Test found that ARP reques
ARP scan penetration testTask Description:Assuming that the contestants are Taojin e-commerce Enterprise Information System Security Engineer, responsible for the enterprise Information System security maintenance, is to the system in the host ARP scanning penetration test, to confirm that the system has what IP host online.1. Enter the virtual machine operating
In Linux, the ARP spoofing sniffing internal penetration test has long told the relevant personnel that the smtp and pop protocols for mailbox authentication must be encrypted. Otherwise, it is too easy to be sniffer to the plaintext password on the company's intranet, in addition, the mailbox password is public to bbs, and bbs also uses the http protocol, without https, these are all problems. Although the
In the overwhelming support of the vast number of netizens, we have to conquer the fortress team the first time to provide you with 2016 years of soft test related information, provide the reference answer for reference only, because of the time relationship, and no verification and audit, if there is any doubt, you can join us to conquer the Fort Soft Test team "network engineer
Oracle Database Development interview questions, I did not do the test at that time, now with the original questions and answers, oracle Test
1,
ID123567810111215
Table Name tt. use SQL to find the non-consecutive IDs in the ID column, for example, 4 which does not exist:
-- Create table and data create table tt (id integer ); insert into tt SELECT 1 FROM dualUNI
From: network security technology blog
Today, I updated my article and had a holiday with hoho. "" We found that many VPS used subnet isolation during previous penetration. So I want to test whether subnet isolation can completely solve ARP IN A CIDR block.
The effect of slice is gateway isolation. Let's test that, since it is subnet isolation, we can modify
Linux ARP spoofing sniffing internal penetration testI have already told the related personnel that the smtp and pop protocols for mailbox authentication should be encrypted. Otherwise, it is too easy for someone to sniffer the plaintext password in the company's intranet. In addition, the mailbox password is shared with bbs, bbs also uses the http protocol and does not use https, which is a problem. Although the network we control has been processed,
some time ago because to participate in a written test, during the preparation of the online found two articles on the written topic, one of the In the process of finding these answers, I recorded the relevant answers and formed the following things. Need to explain that the following answer must have a lot of incomplete or even wrong place, need you to correct a
First step: Find all files in the/oldboy directory and its subdirectories that end with the extension. shFind all Files:[Email protected] oldboy]# find/oldboy/-type f/oldboy/t.sh/oldboy/test.sh/oldboy/test/del.sh/oldboy/alex.txt/ Oldboy/oldboy.txtFind all files ending with. sh[Email protected] oldboy]# find/oldboy/-type f-name "*.sh"/oldboy/t.sh/oldboy/test.sh/oldboy/test/del.sh13.2 Step Two: How to replac
This article prepares 70 shell script interview questions and answers, and shell scripts are the skills that must be mastered in Linux work.1 How can I pass parameters to a script?./script argumentExample: Display file name script./show.sh File1.txtCat show.sh#!/bin/bashCat $2 How do I use parameters in a script?First argument: $, second argument: $Example: The script will copy the file (arg1) to the destination address (ARG2)./copy.sh file1.txt/tmp/C
("Too big, a little bit smaller");}else{System.out.println ("Congratulations on your guess right");Break}System.out.println ("remaining" + (10-A) + "Second Chance");}while (true);}} 4. use a double loop to print all the primes between the 2~200. public class Text {public static void Main (string[] args) {for (int i = 2; i Boolean A = true;for (int j = 3; J if (i%j==0) {A = false;Break}}if (a) {System.out.println (i);}}}}
An int array is known to arr = {12,4,22,11,24,9}, finding the ma
using the WSF file formatC. Import using the IXF file formatD. Import using the WSF file format6, if the use of circular logging, auxiliary log files when assigned?A, when the database was establishedB, when the database server startsC, when neededD, the above are not 7. The default database log file type is:A, Circular LogB, Archival LogC, Primary LogD, secondary log8, the following kind of isolation level for read-only operation is not locked on the data line?A, RRB, RSC, CSD, UR9. Which of t
[chs8]Test 3: Which of the following posting titles is allowed?Online waiting for talents to solveAsk for help. Please help me with this questionOther answers are not allowed]XXX is junk.Test 4: Which of the following replies is allowed?Repost your email address and ask for the code from the landlord.Other answers are not allowed]Repost your QQ number and ask th
coding issues, I do not know why this writing, anyway, is realized ... forRowinchRange (mysheet.nrows):if(Re.search ('.*'+q.decode ('gb2312')+'.*', Mysheet.cell (row,0). value)! =None): Os.system ('CLS') Flag= 1Try: PrintMysheet.cell (row,0). Valueexceptexception,e:PrintePrint 'Answer:'+mysheet.cell (row,7). Value SetText (Mysheet.cell (Row,7). Value) Q= Mysheet.cell (row,7). ValueBreak Why SetText here (Mysheet.cell (row,7). Value) now, because the mouse is not allowed to l
I'm bored when I finish the final exam. CY then came to my bedroom and reminded me that I could develop a program to automatically find the answer in excel. after giving his ideas, he started work immediately. The question Library with the characteristics of our school is to download an excel worksheet. the assignments and questions are all stored on the webpage. we need to find answers in excel. After taking this process into consideration, the progr
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