What is network security?

Network security mainly includes computer security, information system security, LAN network security and so on. Network security is complex, covering all aspects of the network. Getting started is simple, but in-depth learning is more difficult.

Network security mainly has the following directions.

I. Website maintainer

Because some well-known websites have huge workload and information every day, there are bound to be various problems in the normal operation of websites, such as some data loss or even collapse. At this time, we need a website maintainer, and we can also use the content through network security training.

Two. Network security engineer

In order to prevent hackers from stealing company confidential information and protect users' information, many companies need to establish their own network security work, and network security engineers are the core personnel directly responsible for protecting company network security.

3. Penetration testing work Penetration testing mainly simulates hacker attacks, uses hacker technology, digs holes, and puts forward repair suggestions. Need to use database, network technology, programming technology, operating system, penetration technology, attack and defense technology, reverse technology, etc.

Four. Equal insurance evaluation

The equivalent security assessment is mainly aimed at the security level assessment of the target information system, which requires the use of database, network technology, operating system, penetration technology, attack and defense technology, etc.

Verb (abbreviation for verb) attack and defense engineer

The position of attack and defense engineer mainly requires penetration and prevention, and requires technical points such as database, network technology, operating system, programming technology and penetration technology.