Get the App
  • ACL flow Control tool-- Wang Bei's Learning Notes

    ACL flow Control tool-- Wang Bei's Learning Notes

    Flow control tool ACL: access control list, access control list. -the function is based on certain rules to match data traffic. It is only used for traffic matching. The subsequent processing of these rules is done by the tool that calls ACL

    Shulou · 2022-06-01 07:05
  • Initial, inherit, unset, revert and all

    Initial, inherit, unset, revert and all

    In CSS, there are four keywords that can theoretically be applied to any CSS property: initial (initial), inherit (inheritance), unset (not set), and revert (restore). The value of all can only be the above four keywords. This article will

    Shulou · 2022-06-01 07:05
  • There is only one C disk data recovery method left in the GHOST reinstallation system.

    There is only one C disk data recovery method left in the GHOST reinstallation system.

    Restore the background-accidentally put it into a C disk when reinstalling it with a GHOS disk. In this case, it is best to remove the hard drive and hang it to another computer to recover. Right-click my computer icon on the desktop-manage-disk management found that 1T's hard disk has only one partition, which also belongs to partition loss.

    Shulou · 2022-06-01 07:05
  • Apache response header Header modification

    Apache response header Header modification

    When we deploy LAMP and test the output of the page, we can see that the following header:Server:Apache/2.2.3 (Red Hat) X-Powered-By:PHP/5.1.6 shows server 1 in the http response header

    Shulou · 2022-06-01 07:05
  • OpenVPN Tips

    OpenVPN Tips

    Official download link (may require Fan Qiang): https://open vpn.net/index.php/open-source/downloads.html generate certificates: create CA, generate server and client certificates (OpenVPN

    Shulou · 2022-06-01 07:05
  • Blind injection (time difference, delayed injection)

    Blind injection (time difference, delayed injection)

    Time difference injection, also known as delay injection, is a blind injection method to submit function sql statements that remember the execution time, and judge whether the execution is successful by the length of execution time. For example, if it is correct, it will lead to a long time, and an error will lead to a short execution time. This is the so-called advanced blind injection. Take advantage of B

    Shulou · 2022-06-01 07:05
  • The Foundation of computer Network (5)-- Transport layer and Application layer

    The Foundation of computer Network (5)-- Transport layer and Application layer

    1. The function of the transport layer the transport layer provides end-to-end connection (IP layer provides point-to-point connection) to protect the data transmission of the application layer. The Protocol of Transport layer-- TCP (Transmission Control Protocol) Transmission Control

    Shulou · 2022-06-01 07:05
  • Signal-to-noise ratio, one of the important indicators of wireless

    Signal-to-noise ratio, one of the important indicators of wireless

    This is a story about correspondence. If you are holding your mobile phone, please don't take this article too seriously as a boring academic article. This can only be regarded as a new understanding of life by a child from a correspondence background. You don't need a high reading threshold. I just hope that you in front of the screen can have a sense of the world through this short story.

    Shulou · 2022-06-01 07:05
  • Juniper Netscreen is common

    Juniper Netscreen is common

    Netscreen FAQ Summary can 1.netscreen Firewall act as HA? So far, models above NetScreen-100 can do HA,NetScreen-50 or HA in the new OS version. 2.Nets

    Shulou · 2022-06-01 07:05
  • This clears the user name remembered by sql server 2008

    This clears the user name remembered by sql server 2008

    Search for this file under disk C and delete it after SqlStudio.bin search, so that there will be no username and password when logging in to Sql server, which is equivalent to initialization, but there are all kinds of databases inside. It's just a user name that is deleted and remembered.

    Shulou · 2022-06-01 07:05
  • BRI OS Advanced ping

    BRI OS Advanced ping

    Only for the following system YJWT systemversion 2.r1950BRI# pingTarget IP address: 202.97.0.1 tested target IPSource IP address: 18

    Shulou · 2022-06-01 07:05
  • What is a symbol? What is a bit?

    What is a symbol? What is a bit?

    Bit: a measure of the amount of information, the smallest unit of information: "in digital communications, symbols with the same time interval are often used to represent a binary number, and the signal during such a time interval is called a (binary) symbol." This interval is called symbol length. The unit is "Porter", commonly used

    Shulou · 2022-06-01 07:05
  • Kerberos Learning (4)

    Kerberos Learning (4)

    Learn about the installation and configuration of Kerberos under Mac. I am very upset that the company forces developers to use all mbp, because kerberos using mit under mac is simply a disaster, and applications for installing linux with ordinary laptops are not approved. MacOSX is a closed source system, Ann

    Shulou · 2022-06-01 07:05
  • What will be the impact of security risks in wireless networks on our computers?

    What will be the impact of security risks in wireless networks on our computers?

    In the city, when people turn on the wireless terminal at any time, they will always find that there are various types of wireless networks around them, which provides more convenient choices for people to access the network. However, there are advantages and disadvantages, and WLAN wireless network is no exception. The risk of information leakage caused by its wide range of applications can not be ignored.

    Shulou · 2022-06-01 07:05
  • F5 Certificate configuration

    F5 Certificate configuration

    Description of files in several formats: csr-- > files generated on F5. Contains domain name, company name, department name, city, mailbox and other information. Crt/cer-- > public key, certificate file, issued by the authoritative certificate authority. Key-- > private key, which is generated with csr and used in pairs.

    Shulou · 2022-06-01 07:05
  • What is symmetrical encryption and asymmetric encryption?

    What is symmetrical encryption and asymmetric encryption?

    With the development trend of information management and intelligent society, people's understanding of the necessity of network information security and information secrecy is constantly improving. therefore, in 1997, the British National Bureau of Standards issued and implemented the British Database encryption Standard (DES), which just began to intervene in the scientific research of cryptography.

    Shulou · 2022-06-01 07:05
  • Manual injection explanation of Sql Server

    Manual injection explanation of Sql Server

    1. To determine whether there is an injection of and 1=1and 1 injection 2, the method of judging injection is the same 2. Preliminary judgment whether it is mssqland user > 03. Judge the database system and (select count (*) from sysobje)

    Shulou · 2022-06-01 07:04
  • Check Point deletes old upgrade packages and legacy files

    Check Point deletes old upgrade packages and legacy files

    Solution IDsk91060ProductSecurity Gateway, Security Management, Cluster-3rd party, VSXVersionR70

    Shulou · 2022-06-01 07:04
  • Mod_deflate module based on httpd

    Mod_deflate module based on httpd

    1, save bandwidth, consume extra CPU; some old browsers do not support; compress resources suitable for compression, such as text files; 2, involve module LoadModule deflate_module modules/mod_deflate.so (C

    Shulou · 2022-06-01 07:04
  • A program that deletes duplicate files

    A program that deletes duplicate files

    How to delete duplicate files: create a BAT file, such as 1.bat, and write: RemoveDuplicate.exe path2 path3 (or enter the above under the command line) where path2 represents the original folder and path

    Shulou · 2022-06-01 07:04