SQI injection attacks generally have the following steps:
1, Privilge Escalation
2, Get the data in the database
3, To determine whether there is a vulnerability in the webpage
4, Determine the database type
Which of the following options is correct for the ordering of these steps?

Which two of the following options use similar attack methods and generate a large number of useless reply packets, occupying network bandwidth and consuming device resources?

The anti-tampering technology of Huawei WAF products is based on the cache module. Assuming that user A accesses website B, website B has signs of page tampering. The workflow of the WAF tamper-resistant module has the following steps:
1, WAF uses the cached page to return to the client
2, WAF compares the server page content with the cached page content
3, After the learning is completed, the page content is stored in the cache
4, When the user accesses the web page, the WAF obtains the page content of the server
5, WAF initiates learning mode to learn the page content of the user visiting the website
Which of the following options is correct for the ordering of these steps?

Which of the following are typical intrusions? (Multiple choices)

Which of the following files can be detected by the sandbox? (Multiple choices)