How to disable port 21 \ 23 \ 25 in Windows

Comments: Disable port 21 \ 23 \ 25 in Windows. Sometimes, to ensure security, we need to disable port 21 for FTP (File Transfer Protocol) services.Port Description: port 21 is mainly used for the FTP (File Transfer Protocol) service. The FTP

Summary: The method for entering RING0

By wowocock1/CVC. GB You must have heard of many methods for entering the RING0 layer. I will introduce some methods into RING0 in protection mode programming.Methods, including calling, task, interrupt, and trap. These methods are directly used.IA32

Micro-shield PHP script encryption expert decryption algorithm

NeeaosblogA partner at work today took the code to check security. The code was encrypted and sweaty, similar to the following code: BytesBytesBytesBytesBytesRows =); return;?> BytesBytesBytesHenNHenNHtL7eWplC2ivwunPFolVcM8PhTSYtI = It is obvious

Password that cannot be cracked in one hundred

It is proved by mathematics that there is an encrypted password that will not be cracked if used correctly, but there is no chance to use it now. This is the one-time key (one-time pad) introduced by the author ). Bytes ------------------------------

One-way inquiry automatic water dispenser Cracking Analysis

Text/figure December==========================================All the way to inquiry? It is not really a question. It is a forum name! All the way to irrigation, of course, is all the way to irrigation, otherwise where is so much irrigation crazy?

Processing of antidump after VMP shelling and simple cracking

After VMP shelling, there is an antidump. That is to say, after the VMP shell is added and the VM drops a key code, after shelling, you have to deal with the antidump part. Otherwise, the program will fail.The following is a simple example of my

Simple cracking of a prime factor decomposition Tool

A small software found on the Internet claims to be able to break down the number of less than 29 BITs (I wonder if it is true, because in fact, when the number of bits of a prime number exceeds 16 bits, its speed is quite satisfactory) I originally

Flash each program language button event with signatures

Tool: OllyDbg, Delphi, easy language, and MFC ----------------------------------------------------------------------------------------------------------------------------------------------------------Delphi ProgramSignature: FF 93 20 01 00 00 5B C3 5

Determine whether to access OEP

Summary: Microsoft Visual C ++ 6.0 00496EB8>/$55 push ebp; (initial cpu selection)00496EB9 |. 8BEC mov ebp, ESP00496EBB |. 6A ff push-100496EBD |. 68 40375600 PUSH Screensh.0056374000496EC2 |. 68 8CC74900 PUSH Screensh.0049C78C; SE handler

ESP law off ASPack 2.12-& amp; gt; Alexey Solodovnikov

For personal record use only, there are many   006FD001> 60 PUSHAD; F8 006FD002 E8 03000000 CALL JSBuilde.006FD00A; ESP 006FD007-E9 EB045D45 JMP 45CCD4F7 006FD00C 55 PUSH EBP 006FD00D C3 RETN   Right-click data window follow, hardware breakpoint, F9

P2P encryption: Advantages and Disadvantages of point-to-point encryption technology

  Recently, there have been many discussions about point-to-point encryption (P2PE) technology in the security circle, and the potential of this technology to minimize sensitive information leakage in high-risk environments. In this article, we will

Common and simple method for cracking Shared Software

"Turning shared software back in time" Currently, many stream-based Shared Software have a validity period, After this period, the software will no longer be used, This makes it difficult for users to work conveniently, This time I want to tell you

Weblogic 3DES decryption

When I encountered a problem with a JSP site, I found that the password was encrypted by finding the database configuration file and had a hard time working for a day. Today, my friends in the group were decrypted, but I also studied it myself, the

Linux-openssh advanced Password Policy

Yesterday, I suddenly saw someone asking on the internet how to reinforce openssh Using password + certificate dual authentication. I saw a solution, that is, using openvpn to log on first and then using openssh certificate to log on, my mom, we

Xpath injection Principle Analysis

Xpath is an xml Path Language used to search configuration files. The database is an xml file. Common xpath statements are as follows: Ben Elmore abc test123 Shlomy Gantz xyz 123 test // users/user [loginID/text () = '"& request

Use the IIS parsing vulnerability to obtain shell Elevation of Privilege

Add admin and jump to the backgroundI tried to enter the weak password admin and admin888 ~After preliminary reading, I saw the database backup ~ I didn't take a closer look at it at the time ~Then find the upload page ~ When the news is added, an

PHP create_function () injection Command Execution Vulnerability

In PHP, create_function () is used to create an anonymous function. If the parameter passing is not strictly filtered, attackers can construct special strings and pass them to create_function () to execute arbitrary commands. Take the following code

Siteserver cms backend webshell Method

Today, I entered the background of a Siteserver cms and added a single page template. It may be because of the user's permissions. After studying it, I found a usable place! Content management-topic name-click a topic-import a webshell package (zip)

MyBB HM My Country Flags SQL injection and repair

HM My Country Flags SQL Injection Author: JoinSe7en join7 [+ at +] riseup.net Test System: Linux program address: http://mods.mybb.com/view/hm-my-country-flags HM My Country Flags has a SQL Injection vulnerability. if we go to a thread we all see a

WordPress TwentyTen Theme 'loo. php' Arbitrary File Upload Vulnerability and repair

Affected Systems: WordPress login Theme 1.5.xWordPress TwentyTen Theme 1.4.xWordPress TwentyTen Theme 1.3.xWordPress TwentyTen Theme 1.2.xWordPress TwentyTen Theme 1.1.x Description: the WordPress login topic is a modern, customizable, simple, and

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