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  There is no need for password between hosts and communication based on ssh

  Node1:172.16.58.1node2:172.16.58.3node1-- > node2 first execute the command ssh-keygen-P''in node1 to generate the secret key, ask for the save path and enter directly by default, followed by a private prompt.

  2022-06-01 06:13:12 Views: 288
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  What is the use of https trust certificate?

  This article mainly introduces what the https trust certificate is and what it is useful. the sample code in the article is introduced in great detail and has a certain reference value. Interested friends must finish reading it! Https trust certificate is a kind of https certificate and a kind of SSL certificate, but also

  2022-06-01 06:13:12 Views: 266
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  What is the function of PDF digital certificate signature

  This article mainly introduces the role of PDF digital certificate signature, the sample code in the article is very detailed, has a certain reference value, interested friends must read it! What is the signature of the PDF digital certificate? As long as we talk about the signature of this pdf digital certificate, we are actually careful.

  2022-06-01 06:13:08 Views: 300
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  The national data center distribution map is online to find the computer room easily.

  Core Tip: the "National data Center Distribution Map" exclusively planned by China's IDC circle has been officially launched, and netizens can directly view the name and number of provincial data centers through the special page, and easily understand the latest information of national IDC computer rooms. China IDC Circle report on April 18th: China IDC Circle

  2022-06-01 06:13:02 Views: 219
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  How to divide the security domain and how to transform the network

  Security domain division and network transformation are not only the basic work of systematic security construction, but also the basis of hierarchical three-dimensional defense, the implementation of security management policy and the formulation of reasonable security management system. This process ensures the security defense of the system at the basic level of the network. The theory of goal programming is based on a brief introduction to the security domain

  2022-06-01 06:13:02 Views: 248
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  Remote access of network switch for unified authentication, authorization and audit records

  Generally speaking, a small and medium-sized enterprise with 800 employees will have at least 4 or 50 network devices that need to be managed by network administrators. It is possible that one or two of the key equipment will open remote management access to the external network. For security reasons, when our network administrators change their jobs or change their passwords regularly

  2022-06-01 06:13:02 Views: 290
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  (NTFS) J disk has been formatted, how to restore it

  Recovery background this morning accidentally formatted J disk, before formatting J disk is NTFS file system, after formatting is also NTFS file system. Now that the J disk is empty, the 66MB seen by the J disk property is automatically generated when formatted. The following is to use dawning data recovery software to restore the error box.

  2022-06-01 06:12:57 Views: 255
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  Detailed explanation of basic knowledge of iptables

  Iptables is called a packet filter. It can only check the data link layer, IP layer and transport layer. Iptables has five built-in chains: PREROUTING: routing money (not filtering) INPUT: message forwarding to native FORWARD: message forwarding

  2022-06-01 06:12:56 Views: 279
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  Design and write an application system

  1. The operation of C language files. 1. The basic method of file operation: C language regards the input and output devices of the computer as files. For example, keyboard files, screen files, etc. Output a message to the screen, for example, "Hello" is # include.h > int main ()

  2022-06-01 06:12:56 Views: 299
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  Tips for restoring mistakenly deleted files on the computer

  Computer misoperation is a common problem, which is a natural misoperation which is not controlled by people's subjective consciousness. it has the contingency and uncertainty of movement. according to the explanation of authoritative psychological selection, misoperation is unavoidable. one of the main behaviors of computer misoperation is erroneous deletion. We can see Baidu asking

  2022-06-01 06:12:54 Views: 234
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  3. Route injection in EIGRP configuration experiment

  1. Lab Topology 2, basic configuration R1interface Serial0/0ip address 12.1.1.1 255.255.255.0R2interface Serial0/0ip address 12

  2022-06-01 06:12:54 Views: 272
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  Build and use centralized management of logs

  Experimental goal: build and use log centralized management introduction: red font is the focus, the firewall must be turned off, otherwise it will affect the error report of the experiment. The colored font is annotated, so it is easy to understand the experimental step: operation in client A: [root@localhost~] # iptables

  2022-06-01 06:12:53 Views: 254
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  D2D2R (Disk to Disk to Remote)

  D2D2R (Disk to Disk to Remote) refers to a disk-to-disk-to-remote data disaster recovery scheme, as shown in the figure: the scheme first implements a centralized disk-based backup in the local area network, and then passes through the

  2022-06-01 06:12:51 Views: 236
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  Two or three things about BGP

  About BGP: border Gateway Protocol (BGP) is a routing protocol that runs between areas of the TCP Autonomous system (AS). Why use BGP: when an enterprise is connected to multiple ISP (Internet Service Provide), you can use BGP policy

  2022-06-01 06:12:51 Views: 231
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  In-depth Analysis of Buffer Source Code

  Local environment: Linux 4.4.0-21-generic # 37-Ubuntu SMP Mon Apr 18 18:33:37 UTC 2016 x86'64 GNU/Lin

  2022-06-01 06:12:50 Views: 241
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  IBM plans to acquire Resilient Systems to expand security incident response capability

  Armonk, New York, February 29, 2016-IBM Security today announced plans to acquire Resilient Systems to significantly expand its security operations and incident response capabilities. When dealing with network events, from vulnerabilities to device loss, R

  2022-06-01 06:12:45 Views: 250
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  Can SSL encryption really guarantee security?

  Editor to share with you whether SSL encryption can really ensure security, I hope you can learn a lot after reading this article, let's discuss the methods together! Now, as long as you use a Chrome browser to visit any HTTP website, Chrome will display "uneasy" on the address bar.

  2022-06-01 06:12:45 Views: 280
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  What are the SSL certificates in cheap and safe zones?

  Editor to share with you what the SSL certificate of cheap and safe zone has. I hope you will gain a lot after reading this article. Let's discuss the methods together. With the development trend of the Internet, it has become inevitable for websites to upgrade http to https, and many people will need to buy it.

  2022-06-01 06:12:37 Views: 251
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  URPF experiment

  Experimental requirements: 1.R1 and R 3 add default routes, R 2 do not add static. On R1, the Fa0/0 and Lo0 interfaces are used as the source ping R3. Observe the phenomenon and think about the reason 2. Enable uRPF;3 on R2. Use the Lo0 interface on R1 as the source ping

  2022-06-01 06:12:36 Views: 224
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  Wpscan usage tutorial

  One: brief introduction: test system: kalilinuxwpscan can detect wordpres versions, themes, plug-ins, etc., can guess the background user name burst password scanning vulnerability plug-ins, support multi-threading, agents and other functions. 2: use method 1: detect basic information wps

  2022-06-01 06:12:33 Views: 262