De1ctf 2020 web [hard ﹣ pentest ﹣ 1] character free injection & SYSVOL restore group policy password
Open the source code directly, see that it is a file upload, check the file size and pass a Check() function judgment, and take a look at the Check() function
function Check(){
$BlackExts = array("php");
$ext = explode(".", $_FILES["file"]["name"]);
$exts = trim(end($ext));
$file_content = file_get_contents($_FILES["file"]["tmp ...
Added by mrjameer on Thu, 07 May 2020 10:23:40 +0300
The method of modifying and listening IP address in oracle
Modifying and listening IP address of oracle
Reference and combine these two blogs Modifying and listening IP address of oracle Oracle modify listening IP address
In a very simple way, the problem of monitoring is solved.
Now let's combine and rearrange it
1. In cmd, enter hostname discovery hostname
2. Modify the ...
Added by ubunken on Tue, 05 May 2020 23:03:59 +0300
Making classic games with pygame: Gobang
Get ready
Basic python preparation:
Fundamentals of pygame, refer to Eye Blog's "Write games with Python and Pygame - from getting started to mastering"
Install python 3.8.0 to download on python's official website, not to mention more.
Install pygame, command: pip install pygame
If the installation is slow, you can change the pip so ...
Added by rohithmr on Tue, 05 May 2020 20:13:13 +0300
ELKB 7.X log system construction
Catalog
What is ELKB
Building ELKB system
Problems to be noticed during construction
What is ELKB
ELKB is a popular solution for log system, which is composed by a set of components. This set of components are ElasticSearch, LogStash, Kibana and FileBeat.
The functions of each component are as follows:
Elastic search (es): Based on Apa ...
Added by rmt123 on Tue, 05 May 2020 16:58:56 +0300
ios trust server certificate
When we use https to make network requests, we will receive the certificates from the server. These certificates are divided into agency certificates and certificates issued by ourselves. In ios, if we are going to request an organization certified to send an https request, we don't need to process it. But if it is a self signed certificate, we ...
Added by svihas on Mon, 04 May 2020 19:46:49 +0300
Shortest path problem [SSL 1613]
subject
Description
There are n points (n < = 100) in the plane, and the coordinates of each point are between - 10000 and 10000. There is a line between some of these points. If there is a line, it means that there is a path from one point to another, that is, there is a path between two points, and the distanc ...
Added by nathus on Mon, 04 May 2020 15:15:57 +0300
Build LVS-DR load balancing cluster and maintained LVS high availability load balancing cluster
18.11 LVS DR mode construction
preparation
Three machines have public IP.
Scheduler (director) IP: 192.168.230.135
real server1(real1) IP: 192.168.230.130
real server2(real2) IP: 192.168.230.145
VIP: 192.168.230.200
Start building
Configure director
[root@cham002 ~]# vim /usr/local/sbin/lvs_dr.sh
#! /bin/bash
echo 1 > /proc/s ...
Added by buddysal on Mon, 04 May 2020 07:27:43 +0300
Using keras to build CNN network to identify CIFAR10
brief introduction
On the previous blog: Introduction to CNN network in the introduction series of data mining (11.5) In this blog, we will use code to explain how to use keras to build a CNN network to train CIFAR-10 dataset.
If you are not familiar with keras, you can take a look Official documents . Or take a look at my previous blog: Int ...
Added by mjohnson025 on Mon, 04 May 2020 06:47:25 +0300
Using WebSocket under Tomcat
Environmental Science
tomcat 9
JDK8
web project with framework
Use
Jar package selection
Because the packages used in the online tutorials are many and miscellaneous, the average person may not see how to use them. In fact, the choice is very simple
J2EE: Java EE API with J2EE
Others: javax.websocket
tomcat: built in websocket API
...
Added by mbh23 on Sun, 03 May 2020 09:57:12 +0300
Android basic web communication
1, History of development
1G analog mobile phone, voice only2G digital mobile phone, adding functions such as receiving data3G smart phone has become a new generation of mobile communication system that integrates voice communication and multimedia communication, and includes value-added services such as image, music, web browsing, conference ...
Added by tonbah on Sat, 02 May 2020 19:11:32 +0300