Category:Information Security

  • 002 [installation notes] navicate installation

    Time:2020-12-13

      Reference content https://www.cnblogs.com/my466879168/p/12902799.html https://www.cnblogs.com/poloyy/p/12231357.html First of all, bow to the big guys!!   1、 Installation Download installation package and registration machine   Download address of software installation package https://down.rbread02.cn/down/pcsoft/8/11/navicat150_ mysql_ Cs_ x64.exe (I originally wanted to find the registration code, but I found that the registration code of navicat15 is hard to find, QAQ) […]

  • Cryptography: 2. AES principle of symmetric encryption

    Time:2020-12-8

    Using the encryption method of single key cryptosystem, the same key can be used to encrypt and decrypt information at the same time. This encryption method is called symmetric encryption, also known as single key encryption. The encryption algorithms based on “symmetric key” mainly include DES, 3DES (tripledes), AES, RC2, RC4, RC5 and blowfish. At […]

  • Installation and application of Snort

    Time:2020-11-30

    Snort experiment 1、 Experimental environment Operating system: Ubuntu 18.04, Kali Experimental tools: snort, VMware Workstation IP of unit 1: 192.168.204.131 IP of unit 2: 192.168.204.132 2、 Experimental content The experimental environment needs to be built before snort configuration. The environment configuration required for the experiment is shown in the following figure: Part A Run snort […]

  • Security monitoring system of GPS time synchronization device (NTP clock server)

    Time:2020-11-28

    Security monitoring system of GPS time synchronization device (NTP clock server) Security monitoring system of GPS time synchronization device (NTP clock server) Beijing Zhun electronic technology official micro enterprise — ahjzsz Construction background With the continuous development of China’s economy, the rapid development of public transport, the continuous improvement of people’s living standards, more and […]

  • GPS timing products, NTP time calibration, time synchronization server, Beidou time service equipment

    Time:2020-11-27

    GPS timing products, NTP time calibration, time synchronization server, Beidou time service equipment GPS timing products, NTP time calibration, time synchronization server, Beidou time service equipment Long term production and supply of Beijing Zhun Electronic Technology Co., Ltd. ahjzsz summary NTP network time server is a high-tech clock product with high precision, large capacity and […]

  • Summary of Kali curl command

    Time:2020-11-26

    brief introduction curlIs a command-line tool, the role is to issue network requests, and then get and extract data, displayed in the “stdout” above. It supports multiple protocols View the source code of the webpage Add the URL directly after the curl command, you can see the source of the web page. $ curl www.sina.com […]

  • NTP time synchronization server, GPS clock system, Beidou time service products, Jingzhun technology

    Time:2020-11-25

    NTP time synchronization server, GPS clock system, Beidou time service products, Jingzhun technology NTP time synchronization server, GPS clock system, Beidou time service products, Jingzhun technology Beijing Zhun electronic technology official micro enterprise — ahjzsz 1. System overview: Anhui Jingzhun HR series digital slave clock system mainly provides accurate and standard time for the hospital. […]

  • Beidou time service equipment (Beidou time service system) industry

    Time:2020-11-23

    Beidou time service equipment (Beidou time service system) industry Beidou time service equipment (Beidou time service system) industry Beijing Zhun electronic technology official micro enterprise — ahjzsz Throughout the history of China, Qin Shihuang’s outstanding achievements are not comparable to those of ordinary emperors. They not only established the Great Wall, which now ranks among […]

  • Recommendation of CTF learning resources

    Time:2020-11-22

    CTF learning route guidance 1.CTFwiki https://wiki.x10sec.org/ 2. Wiki tutorial (programming learning)https://iowiki.com/ 3. Rookie tutorial (programming learning)https://www.runoob.com/ CTF online tools 1.CTFtools  http://www.ctftools.com/down/?tdsourcetag=s_pctim_aiomsg 2. CTF online toolshttp://ctf.ssleye.com/ 3.BugTool https://tool.bugku.com/ 4. A toolboxhttp://www.atoolbox.net/ 5. SSL certificate online toolhttps://www.chinassl.net/ssltools/index.html 6.JSON http://www.jsons.cn/ 7. GitHub resources (Advanced recommendation)https://github.com/euphrat1ca/security_w1k1 8. How to use pwntoolshttp://docs.pwntools.com/en/stable/index.html CTF range 1. Ctfhub (for beginners)https://www.ctfhub.com/ 2. Attack and defend the worldhttps://adworld.xctf.org.cn/login […]

  • NTP clock server (Beidou satellite time service) synchronous block chain distributed system

    Time:2020-11-21

    NTP clock server (Beidou satellite time service) synchronous block chain distributed system NTP clock server (Beidou satellite time service) synchronous block chain distributed system Beijing Zhun electronic technology official micro enterprise — ahjzsz Distributed system is defined by Tanenbaum, “distributed system is a group of independent computers, which appear as a single, coherent system of […]

  • Intranet penetration day15 Empire

    Time:2020-11-20

    Empire (usestager usage, authorization, persistence backdoor) Premise of this chapter: the listener has been set up successfully (please refer to Article 14 of day for how to set up the listener) 1. Several usages of usestager windows/launcher_sct: Introduction: Regsvr32 command is used to register COM components. It is a command provided by Windows system to […]

  • NTP network time server synchronizes all master domain clocks

    Time:2020-11-18

    NTP network time server synchronizes all master domain clocks NTP network time server synchronizes all master domain clocks Beijing Zhun electronic technology official micro enterprise — ahjzsz Important: This article contains information about how to modify the registry. Before modifying the registry, be sure to make a backup and know how to restore the registry […]