Category:Information Security

  • 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 […]

  • GPS timing system (network timing instrument) application of e-government system

    Time:2020-11-17

    GPS timing system (network timing instrument) application of e-government system GPS timing system (network timing instrument) application of e-government system Beijing Zhun electronic technology official micro enterprise — ahjzsz Abstract: with the continuous development of e-government, many provinces have set up their own government network, using more and more network equipment and servers. These devices […]

  • Construction scheme of standardized examination room clock system (examination room clock synchronization system)

    Time:2020-11-16

    Construction scheme of standardized examination room clock system (examination room clock synchronization system) Construction scheme of standardized examination room clock system (examination room clock synchronization system) Beijing Zhun electronic technology official micro enterprise — ahjzsz [Abstract] the clock system is a large standard timing system. With the popularity of the network, many campuses have built […]

  • The necessity of applying NTP time synchronization server to hospital information system

    Time:2020-11-14

    The necessity of applying NTP time synchronization server to hospital information system The necessity of applying NTP time synchronization server to hospital information system Beijing Zhun electronic technology official micro enterprise — ahjzsz 1.1.1. System overview Clock system products used in hospital, campus and traffic engineering must be accurate, safe and reliable. On the basis […]

  • How to crack the file suffixes. Cc1h,. Cc2h,. Cc3h,. Cc4h,. Cc5h?

    Time:2020-11-12

      What is?.CC1H,.CC2H,.CC3H,.CC4H,.CC5HPostfix blackmail virus? Type: encryption virus, data lock, blackmail virusExtension: cc1h,. Cc2h,. Cc3h,. Cc4h,. Cc5hSymptom: the stored file becomes inaccessible and its file name is renamed. A message asking for a ransom appears on the desktop. Internet scammers demand ransom for decryption of documents.Distribution method: infected email attachment,Torrent website and malicious advertisingDamage: password […]

  • How to deal with the recently emerged large-scale infection of. Eking suffix blackmail virus?

    Time:2020-11-11

      Recently, a number of companies came to me for consultation, and their servers wereIt’s infected. eking suffix extortion virus, after poisoning, all files on the server are encrypted and locked, unable to be opened and used normally, and the file name is also tampered with. Eking suffix, resulting in the company’s business can not […]

  • How to deal with the blackmail virus with. Harma suffix in the enterprise server?

    Time:2020-11-10

      What is?HarmaBlackmail virus? name Harma virus Threat types Blackmail virus, encryption virus, file cabinet Encrypted file extension . harma (the blackmail virus also appends the victim‘s unique ID and developer’s email address to the file name). Test name Avast(Win32:RansomX-gen [Ransom]),BitDefender( Trojan.Ransom.Crysis .E),ESET-NOD32(Win32 / Filecoder.Crysis P), Trojan- Ransom.Win32 . Crusis.to ), full detection list (VirusTotal) […]