Cloud Server: Seven Big Secret to Be Neglected
Recently the cloud server is the people fired a fire, some people who are constantly touted, some do not understand people everywhere consulting, this cloud server in the end better than the previous server where? Today home page to share with you Jun Some of the seven big security secrets of this cloud server. ã€Secret one: from the basic start, install the system patch in time】 Whether Windows or Linux, any operating system vulnerabilities, timely patching to avoid loopholes deliberately exploit, server security is one of the most important guarantee. [Secret two: install and set up a firewall] There are many hardware or software based firewalls, many security vendors have also introduced the relevant products. For server security, installing a firewall is necessary. Firewalls have a good preventive function against illegal access, but installing a firewall does not mean that the server is secure. After installing the firewall, you need to configure the firewall appropriately for the best protection based on your network environment. [Secrets three: install the network] Now the virus on the network is very rampant, which requires the network server to install antivirus software online version of the virus to control, at the same time, the use of network anti-virus software, you must upgrade regularly or in time anti-virus Software, and automatically update the virus database daily. [Secret 4: Close unneeded services and ports] Server operating system installation, it will start some unwanted services, which will take up system resources, but also increase the system's security risks. For a period of time will not be used completely off the server, you can completely shut down; for the server to be used during the period, you should shut down unwanted services such as Telnet. Also, turn off TCP ports that are not necessary to open. [Secret five: regular server backup] In order to prevent unexpected system failure or user careless illegal operation, the system must be backed up safely. In addition to monthly backups of the entire system, weekly backups of the modified data should be made. At the same time, should be modified important system files stored on different servers, in case of system crashes (usually a hard disk error), the system can be promptly restored to normal. [Secret six: account and password protection] Account and password protection can be said that the server system's first line of defense, most of the current attack on the server system from the interception or guess the password began. Once a hacker enters the system, the previous defenses are nearly lost, so managing the account and password of the server administrator is a very important measure to ensure system security. Secrets seven: monitoring system log By running the system log program, the system will record all users using the system, including the latest login time, the use of account, the activities carried out. Log program will generate reports on a regular basis, through the analysis of the report, you can know whether there is any anomaly. Aluminum Alloy Rolling Shutter Foaming door The simple hard fast door sets environmental protection, energy saving, sealing, high efficiency, wind resistance, durability, anti-theft in one. The new metal industrial door type with high-speed partition, the door adopts unique heat insulation structure design, featuring good heat preservation effect, light door body, high strength and fast speed. With this type of door, each time the door is opened and closed, the energy consumption of the enterprise can be saved by about 80%.
The door is widely used in industrial plants in Europe and the United States, easy to use, easy to operate, reliable, and beautiful in appearance. The product is highly reliable, practical, easy to operate and low maintenance costs, and provides a full year warranty after installation. The control system uses the new cutting-edge DSP chip in the field of industrial control as the core, ensuring that there are more than 150,000 fault-free actions per year in the application.
1) Control System
stainless steel high speed door,roller shutter door , door , Aluminum alloy panel roller shutter door SHENZHEN HONGFA AUTOMATIC DOOR CO., LTD , https://www.hongfarrud.com
Simple hard fast door adopts special control system, adopts servo special control box, two-phase 220-three-phase 380V-power 0.75-1.5-2.2KW, control box with main power control switch, emergency stop button, manual automatic conversion button , manually control the up and down buttons. Precise control of the opening height of the door.