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  The seven-layer model of OSI

  OSI's concept, the    Open System Interconnect Open Systems Interconnection reference Model, is defined by ISO (International Organization for Standardization). It is a flexible, robust and interoperable model. The purpose of the OSI model    standardizes the interaction of different systems

  2022-06-01 08:13:39 Views: 248
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  A brief discussion on the inclusion and utilization of local files

  Today, I saw a utilization tool contained in a local file on the official account, and watched a video of foreign Daniel using the tool. I felt very powerful. Through this tool, the site with local file containing vulnerabilities can be exploited and a LFI shell can be returned through the returned LFI she.

  2022-06-01 08:13:29 Views: 256
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  Kali Learning: DNS Information Collection

  DNS record A record A record is used to create a record to an IP address. A record setting tip 1. If you want to create a record without www, that is, cnblog.com, fill in @ or leave blank in the host record, different registrars may be different. 2. Create multiple domain names to the same IP

  2022-06-01 08:13:27 Views: 251
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  Network packet troubleshooting Guide-linux-like platform

  Network packet troubleshooting Guide-background information on linux-like platforms has been testing k8s recently. if you know or have come into contact with docker, you must know that most of the networks related to docker are related to bridging, routing, and Iptables. If you happen to touch

  2022-06-01 08:13:24 Views: 248
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  Build centos7+apache+mongodb+php environment

  Setting up a centos7+apache+mongodb+php environment is currently doing an experiment on nosql injection. We need to build a database website environment in which the database is mongodb. But I know very little about mongodb database, so I am building it.

  2022-06-01 08:13:17 Views: 270
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  Cryptography correlation

  Cryptography provides the following services: encrypting Encryption hash Hash functions message authentication code Message Authentication codes (MAC) digital signature Digital Signatu

  2022-06-01 08:13:14 Views: 270
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  Msfvenom learning

  There are still many teaching videos and materials that use the previous kali version. With the update, some commands are not adapted to the latest kali. Msfvenom integrates msfpayload and msfencode, and removes it after 2015.

  2022-06-01 08:13:11 Views: 212
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  SQL MAP use-Classic 6-step method

  The first step:-u "xxx"-- cookie= "yyy" / / take cookie to inject URL into the probe part II:-u "xxx"-- cookie= "yyy"-- current-db / / A pair of database names

  2022-06-01 08:13:10 Views: 249
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  VTY remote control

  (1) Router > enableRouter#configRouter (config) # interface f0/0Router (config-if) # ip address 192.168.3.1 2

  2022-06-01 08:13:02 Views: 270
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  Use TCP Wrappers to enhance SSHD security

  Introduction: TCP Wrappers is a host-based ACL system, which is used to filter access to network services provided by the Linux system. He provides filtering to the daemon process through libwrap. The workflow of TCP Wrappers: 1.

  2022-06-01 08:12:58 Views: 259
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  Data backup-rsync

  Software version: rsync-3.0.9 server configuration > need to install xinetd service yum install xinetd-y # rhelapt-get install xinetd-y # ubuntu > install wg

  2022-06-01 08:12:58 Views: 239
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  H3CS10510 reported to Invalid MAC address.

  The company's newly purchased H3CS10510 switch is configured with Microsoft NLB virtual IP Times "Invalid MAC address". Contact the H3C official website, because the new device V7 version, the MAC check function is enabled, which is enabled by default, and can be bound when it is turned off. In

  2022-06-01 08:12:55 Views: 273
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  How to design line optimization and diversion when enterprises have multi-external access?

  Many enterprises have applied for multi-WAN access in order to work. Most of the multi-WAN devices are load balancers directly under the default configuration. Take the WSG Internet behavior Management Gateway as an example, the default configuration is as follows: operator shunt. Access to telecom websites will be given priority to telecom lines, and Unicom sites will be given priority.

  2022-06-01 08:12:46 Views: 239
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  Implementation of simple identity Authentication with express+session

  Environment initialization first initializes the project express-e and then installs the dependencies. Npm install then installs the session-related packages. Npm install-save express-session sessio

  2022-06-01 08:12:45 Views: 247
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  Memory masking and memory communication

  In the computer bits and pieces of the late memory masking, the main memory capacity is very small, although there is only one user program in the main memory, but the storage space can not hold the user process often occurs, this contradiction can be dealt with with masking techniques. The basic idea covered up is that you don't have to visit the program all the time when the program is running.

  2022-06-01 08:12:45 Views: 231
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  Change the password of Juniper EX4300 switch

  Previously, the company placed a useless Juniper EX4300 switch, but now it wants to replace an online switch as a backup, and found that the password has been forgotten. Rebooting.Loading / boot/defaults/loa

  2022-06-01 08:12:45 Views: 280
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  Scrapy randomly changes the User-Agent method

  1 Scrapy set User-Agent1.1 set the USER_AGENT parameter in the settings.py file to achieve 1.1.1 use the fixed User-Agent method to add the following code to the settings.py file

  2022-06-01 08:12:45 Views: 256
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  STP spanning tree

  First, why there is STP? we should start with the working principle of the switch. As shown in the figure below, in the connection of the switch, there is often a spare link, but it is easy to make a loop between the switches. LW2 sends data to LW1 to receive data information.

  2022-06-01 08:12:39 Views: 271
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  24. Two-way redistribution of multi-processes in irregular areas of OSPF configuration experiments

  1. After the experimental topology is configured with OSPF as shown in the topology, because there is an area1 between area2 and area0, R5 in area2 has no route to area3, area0, and area1. For this reason, we start two OSPF routing processes on R4.

  2022-06-01 08:12:24 Views: 262
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  Asa 5505 debug l2tp over ipsec instance

  Inter vlan 1nameif insideip address 172.16.1.1 255.255.255.0inter vlan 2nameif outsideip address xx.

  2022-06-01 08:12:18 Views: 224