0x00 PrefaceThe static disassembly King, without a doubt, IDA Pro, greatly reduces the threshold for disassembly, especially the excellent "F5 plug-in" Hex-rays can restore the assembly code to a C-like pseudo code, greatly improving readability. But personally feel that "F5 plug-in" can only be used as an auxiliary means, after the combination of dynamic debugging and static analysis, understand the whole
Environment Overview:The environment has three servers with Windows Server 2008r2 installed, one is the DC Domain Controller, one is the server server01-SQL with SQL sserver 2008r2 installed, one is the server Server02-SP to prepare to install Sharepoint Server
1. Change the name of the server and add it to the domain. Click OK, enter the user name and password, add it to the domain, and restart the computer.
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strings of the 001 ,Order F3[i] for the length of I and the end of the three numbers are all valid 01 strings of the 010 ,Order F4[i] for the length of I and the end of the three numbers are all valid 01 strings of the 011 ,Order F5[i] for the length of I and end three numbers is all valid 01 strings ofMake F6[i] for the length of I and end three numbers are all valid 01 strings of the number of a.The current length is n. We found that 000 of the l
providers are very few, and according to the flowmeter fee, the price is also more expensive.
Third, IP load Balancing
IP load Balancing is a load balance based on a specific TCP/IP technology. such as NAT, DR, turning and so on. Is the most frequently used way. IP load Balancing can use hardware devices, or you can use software implementations. The main products of hardware equipment is F5-BIG-IP-GTM (referred to as
TSQL Statement:The file ending with ". SQL" is the process code that holds the user's actions on the database and the table. Note: Always ctrl+s saveThe field name is the column name! 】First, the database1. Create a database:Create database name, select the line statement, click "Execute" or select press F5, the message returns "command completed successfully",The new database is created!If you can't find the new database in Object Explorer, right cli
Hackers use Trojans bundled Web site navigation station, tampering with IE homepage, locked home, these problems are often very headache, the following is a malicious modification ie 13 simple ways to deal with, I hope to help.
(i) The default home page is modified
Elimination Method: Use manual Modify Registry method, Start menu-> run->regedit-> OK, open Registry Edit tool, turn on in order: Hkey_local_usersoftwaremicrosoftinternet Explorermain Branch, find the Default_Page_URL key value name
1. webpage viruses that damage ie browsers:(1). The default homepage is modified.1. Damage characteristic: the default home page is automatically changed to a website URL.2. form: the default homepage of the browser is automatically set to a URL such as ********. com.3. clear method: manually modify the Registry. Choose Start> RUN> Regedit> OK to open the registry editing tool. Open hkey_local_usersoftwaremicrosoftinternet assumermain in sequence, find the default_page_url Key Value Name (used t
Speed first in the mobile age
With the rapid development of wireless Internet technology and the continuous improvement and implementation of 4G and 5G technologies, the entire IT industry is constantly striving for the ambitious goal of "all Internet. According to IDC data, from now till 2018, the shipment volume of wearable devices will produce a compound annual growth rate of 78.4%, and eventually reach 2018 Of the world's shipments in 0.1119 billion. The capacity of global smart home device
page and overload the Nginx configuration. png "alt=" Wkiom1jpgtfdxl-yaabpchu0nrc958.png "/>650) this.width=650; "Src=" https://s5.51cto.com/wyfs02/M00/8E/F2/wKiom1jPgQ-C_h1JAACCocYcZOw599.png-wh_500x0-wm_ 3-wmp_4-s_1711618555.png "style=" Float:none; "title=" 1-8 test custom pages. png "alt=" Wkiom1jpgq-c_h1jaaccocyczow599.png-wh_ "/>Second, build NFS serverNFS: Network File system It allows the sharing of resources between computers in the network over TCP/IP networks. In an NFS application,
Network devices are multi-port multiple monitoring projects, if one is added, it can be tiring. I started playing Zabbix is also a port to add a port, after a long time to add a switch. Suddenly think that there is a method of automatic monitoring and exchange, through a search of Baidu, found a lot of articles, according to the relevant article view, finally realized the method of automatic monitoring network equipment Implementation process: Create templates-definition discovery-create item,gr
IE homepage Registry Key Modification1. webpage viruses that damage ie browsers:(1). The default homepage is modified.1. Damage characteristic: the default home page is automatically changed to a website URL.2. form: the default homepage of the browser is automatically set to a URL such as ********. com.3. clear method: manually modify the Registry method, choose Start> RUN> Regedit> OK, open the registry editing tool, and open it in sequence: hkey_local_user/software/Microsoft/Internet Explorer
First, the Internet browser to create damage to the Web virus: (i). Default home page is modified 1. Damage characteristics: The default home page is automatically changed to a Web site URL. 2. Manifestation: The default homepage of the browser is automatically set as ********. COM URLs. 3. Elimination Method: Adopt manual Modification Registry method, Start menu-> run->regedit-> OK, open Registry Edit tool, turn on in order: Hkey_local_usersoftwaremicrosoftinternet Explorermain Bran
) 0x46 0xb9
Sign (1) 0x6a PC-> MCU
0x68 MCu-> PC
Reserve (1) 0x00
Length (1) 0x0c = head + sign + reserve + Length + frame + Data
Frame (1) 0x8f and 0x8e indicate different operations
Data (X)
Checksum (1) 0x77 the addition of the first byte from head to checksum, plus 1, to take 8 bits;
Trail (1) 0x16
3. Communication Synchronization
ISP: 46 B9 6a 00 0C 80 02 00 36 01 F1 10 30 16
IAP: 46 B9 68 00 06 80 EE 16
Send and receive synchronization 5 times
ISP structure: Head (2) Sign (1) Reserve (1) l
eventually consume all resources, so it must be released. 2. Another release can protect the back-end resources, if the attacker through an empty link, link to nginx, if Nginx did not do appropriate protection, Nginx will be unable to provide services because of too many links.
This problem is not only on the LVS, before the commercial load balancing equipment F5 encountered the same problem, F5 session d
with the following command:
./configure--prefix=/opt/vim--enable-pythoninterp--with-python-config-dir=/usr/lib/python2.7/config make make Install
Note: The/usr/lib/python2.7/config here depends on where you install the Python2.7.
Download Dbgpavim from here or here, put it in your ~/.vim directory, and edit your ~/.VIMRC, adding the following two lines:
Let G:dbgpavimport = 9009let g:dbgpavimbreakatentry = 0
Note: Here the 9009 and the previous section of 9009 to be consistent, if the previ
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