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  SSL secure Sockets layer

  SSL secure socket layer: a protocol that provides a secure channel between two machines. It has the function of protecting the transmitted data to identify the communication machine. The SSL protocol consists of two layers: the SSL recording protocol, which is based on reliable transport protocols such as TCP, and provides data encapsulation and compression for high-level protocols.

  2022-06-01 07:58:14 Views: 289
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  Click-through rate model AUC

  A background first gives an example: positive sample (90) negative sample (10) model 1 prediction positive (90) positive (10) model 2 prediction positive (70) negative (20) positive (5) negative (5) conclusion: the accuracy of model 1 is 90%. The accuracy of model 2 is 75% to consider the prediction of positive and negative samples.

  2022-06-01 07:58:11 Views: 243
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  The flow control scheme of wireless equipment records a networking application of WSG-500E.

  In an exchange, a user pointed out that the company's internal wireless Internet access is relatively chaotic, including both wireless office computers and wireless mobile phone equipment. Moreover, they all obtain IP addresses automatically and cannot be managed based on IP, so they are basically in a state of laissez-faire. After the expansion of bandwidth, there is still Internet access.

  2022-06-01 07:58:10 Views: 252
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  Record the experience of a clone administrator

  When Server 2008R2 installed patch MS17-010 in the middle of the night, the restart system found that the system password had forgotten. Fortunately, the security policy of local login left a guest user locally built DVWA WEB*** test environment permissions for system pass vulnerabilities.

  2022-06-01 07:58:01 Views: 206
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  [CentOS 7.1] ping does not have a domain name

  Phenomenon: 1. Ping cannot access domain names, such as www.qq.com2. Can ping ip, such as 61.135.157.156 analysis: 1. Check the DNS configuration file / etc/resolve.conf, where the server is located

  2022-06-01 07:57:59 Views: 294
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  DVWA Series 7 low level Command execution vulnerability

  Let's start by analyzing the Command Execution command execution vulnerability in DVWA. First of all, set DVWA Security to Low, select Command Execution, enter an IP in the text box, and click S

  2022-06-01 07:57:59 Views: 241
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  Security+ Certification study Notes (2)

  1, vulnerability scanning: use automated tools such as nessus and microsoft baseline security analuzer to find known vulnerabilities * Test: attempt to actually exploit vulnerabilities, and * system 2, passive reconnaissance: no real with the target

  2022-06-01 07:57:58 Views: 223
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  Three-way handshake and four disconnects (easy to understand version)

  In production work, three-time handshake and four-time disconnection of these knowledge is common sense, but due to some data problems, it is more difficult for beginners to understand. I will write it for you today. I am learning some personal understanding of the four disconnections of the three-way handshake. If there are any mistakes, I hope you can correct them a lot. Thank you! Three times

  2022-06-01 07:57:52 Views: 201
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  Compiler error: / usr/bin/ld: cannot find-lc

  Occasionally encounter an error / usr/bin/ld: cannot find-lc when compiling, as follows: check that the static library glibc-static is not installed, and install it in compilation: installation method: yum install glib

  2022-06-01 07:57:52 Views: 268
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  Slow delay in website access and high troubleshooting

  At about 9 o'clock this morning, the mobile phone app received an email alarm and opened it to indicate that the site on some ip was abnormal. I tried to connect with ssh and found it very slow. Can't connect properly. It can be connected normally after a while, but the delay is so high that it is basically impossible to operate. Change the ssh mode

  2022-06-01 07:57:52 Views: 238
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  Disk management-raid1 volumes (mirror volumes)

  Summary: RAID 1 achieves data redundancy through disk data mirroring, producing data backed up by each other on pairs of independent disks. When the original data is busy, the data can be read directly from the mirrored copy, so RAID 1 can improve read performance. RAID 1 is the unit cost in the disk array

  2022-06-01 07:57:30 Views: 297
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  ScreenOS raw IP access MIP configuration method

  ScreenOS original IP access MIP configuration method environment description: firewall Trust Zone has two hosts A (IP:10.1.1.1/24) and B (IP:10.1.1.2/24), which are mapped to Untrus through MIP

  2022-06-01 07:57:30 Views: 263
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  How to prevent mac address cloning and IP embezzlement

  This article brings you ways to prevent mac address cloning and IP embezzlement. This article uses WSG Internet behavior Management Gateway to deal with IP address embezzlement and MAC address cloning. I hope you can get something through this article. How to prevent IP address misappropriation? IP address theft, there are two kinds of

  2022-06-01 07:57:29 Views: 245
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  Network programming learning

  = Network programming =

  2022-06-01 07:57:26 Views: 241
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  Application of CAD drawing Electronic signature

  Electronic signature gets rid of the shackles of time and space of paper signature, which can greatly improve work efficiency, save time, and improve the transparency of office management, which is of great benefit to enterprises. In order to establish the legal effect of electronic signature, the state has also adopted legal protection such as electronic signature law.

  2022-06-01 07:57:14 Views: 213
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  9. Passive interface of EIGRP configuration experiment

  1. Experimental Topology 2. Application of passive Interface passive Interface (passive interface) is generally used for optimization. For example, in our topology, there is a loopback lo0:2.2.2.2 on R2, so it is not necessary to send an EIGRP message to the lo0 port.

  2022-06-01 07:57:14 Views: 247
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  Detailed steps for UDF to lift the right and obtain the control of the host in MySQL

  This article mainly introduces the detailed steps of UDF lifting power in MySQL to obtain host control. The content of the article is carefully selected and edited by the author, which has certain pertinence and is of great significance to everyone's reference. Here, let's learn about UDF lifting power in MySQL to obtain host control.

  2022-06-01 07:57:14 Views: 272
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  Zabbix-docking nailing robot interface

  One: download the sending program zabbix nail alarm robot-send alarm messages to nail group chat (script written in go language, available with the-h view option) Test:. / golang-zabbix-robot-64-webhook='htt

  2022-06-01 07:56:50 Views: 235
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  How does ssh set up a security springboard?

  Environment centos7 two springboard machines: eth0:X.X.X.Xeth2:10.165.93.161 private network host: eth0:10.165.93.162ssh-4fg-L 2222 virtual 10.165.93.162:

  2022-06-01 07:56:47 Views: 200
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  Benefits of Ciscodk:CIW certification

  CIW (Certified Internet Webmaster) certification is the only international authoritative certification for Internet professionals in the world. According to the information provided by VUE and Prometric, the two major examination institutions in the world, CIW certification has been made in the United States.

  2022-06-01 07:56:47 Views: 289