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  The principle of RSA token dynamic password Generation

  RSA is a general asymmetric algorithm in the world, which mainly provides two-factor authentication function. That is, the password is divided into two parts, one is the fixed password set by the user, and the other part comes from the hardware that can display numbers issued by each user. The hardware calculates a motion based on time, device number and seed number.

  2022-06-01 03:00:22 Views: 272
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  Angular Enterprise Development-Angular MVC implementation

  1.MVC introduces a software architecture invented by Model-View-Controller for the program language Smalltalk in the 1980s. The purpose of the MVC pattern is to implement a dynamic programming, simplify subsequent modifications and extensions of the program, and make

  2022-06-01 03:00:20 Views: 271
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  Sqlmap usage Notes (fundamentals)

  Basic step: sqlmap-u "http://url/news?id=1"-- current-user # get the current user name sqlmap-u" http://www.xxoo.com/news?id

  2022-06-01 03:00:19 Views: 206
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  Achieve a zero breakthrough! The Ministry of Industry and Information Technology has approved the establishment of a domain name root server by China Institute of Information and Communication.

  The reporter recently learned from the Ministry of Industry and Information Technology that the Ministry of Industry and Information Technology has approved the establishment of a domain name root server and a domain name root server operation organization by the China Institute of Information and Communications, and requires it to strictly abide by the relevant laws and regulations, administrative rules and industry management regulations, and accept the management, supervision and inspection of the Ministry of Industry and Information Technology. Access to the Internet

  2022-06-01 03:00:14 Views: 268
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  Iptables configuration record

  The number of connections to the same IP request exceeds 5 times in an hour, and the IP is blocked for 1 hour. Also, limit the IP segment # cat / etc/sysconfig/iptables# Firewall configuration writ that initiates the request

  2022-06-01 03:00:13 Views: 234
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  Intelligent contract Security in Block chain

  When I wrote this article at the beginning, it has been three days since the EOS loophole was exposed, and the hot spots in the blockchain industry come and go quickly, and every time there are security-related problems, it will bring shock to the whole industry. Since I began to pay attention to the blockchain industry, security incidents have increased unabated, trading platforms, intelligence

  2022-06-01 03:00:13 Views: 254
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  Juniper SRX address mapping

  Requirement description: public network 122.93.43.X:16927 mapping private network 10.100.124.200 ad 80 definition private network address set security nat destination pool srv200-80 ad

  2022-06-01 03:00:13 Views: 269
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  What is the value of upgrading HTTPS?

  HTTPS is essentially a protocol for secure information communication. From the perspective of final data parsing, there is no fundamental difference between HTTPS and HTTP. For the receiver, the SSL/TSL decrypts the received data packets and transmits the data to the HTTP protocol layer

  2022-06-01 03:00:12 Views: 266
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  Skip_unusable_index parameter

  Alter session/system set skip_unusable_index = true/false; The point: 1, if set to true, then allow

  2022-06-01 03:00:12 Views: 204
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  How to use a stand-alone network card to access the company's internal and external networks

  In a project that I will implement, there are two sets of network systems within a company to achieve physical isolation between internal and external networks, and employees use dual network card isolators to switch different networks when they access the internal and external networks. With the progress of business and technology, users need to deploy a desktop cloud system to play with the desktop cloud.

  2022-06-01 02:59:42 Views: 290
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  Pacemaker and Corosync to build HA

  Reference article: http://www.6tech.org/2013/03/linux-firewall-cluster-with-pacemaker-and-corosync/ system centos6.4-x8

  2022-06-01 02:59:42 Views: 241
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  Why can't IP addresses be replaced by MAC addresses?

  To figure this out, let's take a look at what the IP address is for. IP address is the address used by the network layer, it can uniquely determine the location of a host in the network, and it has a way to distinguish between different networks. Specifically, it can be seen from the IP address of a host.

  2022-06-01 02:59:38 Views: 222
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  About route rip

  About route rip 1. Use broadcast or multicast for routing updates 2. The network diameter does not exceed 15 hops (1) route rip (2) version 2 (/ 1) (

  2022-06-01 02:59:38 Views: 269
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  RSA algorithm and its Mathematical principle proof

  RSA algorithm is an asymmetric cryptographic algorithm, the so-called asymmetric, means that the algorithm requires a pair of keys, using one of the encryption, it needs to use the other to decrypt. The algorithm of RSA involves three parameters, n, E1 and e2. Where n is the product of two large prime numbers p and Q, and the binary of n

  2022-06-01 02:59:36 Views: 238
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  Previously prepared a customer network transformation plan-please comment

  1 preface 1.1 Project background XX Investment has a rare round-the-clock asset management platform in the industry, which is committed to providing customers with asset solutions in different market environments, and the company has established a multi-strategy product line, including stocks, quantitative hedging, bonds, quantitative increase, etc. Based on the above business, to the company

  2022-06-01 02:59:36 Views: 230
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  Google search engine syntax

  The principle of Google Hack is very simple, which is to use the powerful search ability of search engines to find some websites with loopholes. If you want to use Google to find the vulnerabilities of the website, you have to learn the syntax of the search engine Google. Let's first explain Googl to you.

  2022-06-01 02:59:35 Views: 254
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  F5 bigip notes-commands actually used in the process of work inspection

  The requirements of different customers are different. According to the needs in the actual work, the following inspection orders are arranged, which are suitable for V9 and V10 versions, for reference only! Hostname # View hostname, not available in V9.4.6 and 10 versions df-h # View disk status vms

  2022-06-01 02:59:35 Views: 287
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  Switch application port mode (access, trunk and hybird), whether or not marked (tag, untag), port default vlan (pvid, native id)

  First, an overview of whether to mark the Tag,untag and the various port modes of the switch are the concepts that network engineers and technicians come into contact with most when debugging the switch. The tag tag refers to the label of the VLAN and the VLAN to which the packet belongs. Switch three port modes Access v

  2022-06-01 02:59:35 Views: 313
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  React-router study notes

  This article is a summary of individual learning react-router. Including routing basic configuration, jump, rights management, the relationship between components and routing configuration, code segmentation. Welcome to exchange guidance. First, the basis of routing. Routing configuration & displays the view of the routing component (analogy angul

  2022-06-01 02:59:27 Views: 254
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  The main problems of the game server

  The main problems of game servers are as follows: 1. Frequent DDoS attacks operating game servers are inevitably subject to malicious DDoS and CC attacks, which often reach more than 100 gigabytes, and the attack traffic is too large, which exceeds the basic protection capability of ordinary servers, and many enterprises are at a loss in the face of high traffic attacks.

  2022-06-01 02:59:26 Views: 262