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 of the following options does not belong to the basic DDoS attack prevention configuration process?

Anti DDoS seven-layer defense can work from the dimensions of interface-based defense, global defense and defense object-based defense.

Which of the following are the upgrade methods for the anti-virus feature database of Huawei USG6000 product? (Multiple Choices)

Which of the following protocols can be used to construct attack messages for special control message attacks? (multiple choice)