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Record logs: The monitoring system usually has detailed logs, including login time, IP address and other information. These logs can be viewed by administrators or system maintainers. If an unauthorized login record is found, it will cause suspicion.

The solution to this situation is relatively simple. As long as the whole system is powered by purification power or online UPS, it can be basically solved. There is a strong source of interference near the system. This can be judged through investigation and understanding.

Once someone is ready to break into the surveillance or do something in front of the door, it will be detected by their own control center.

What is system intrusion in information security technology

intrusion detection system (intrusion detection system, abbreviated as "IDS") is a network security device that monitors network transmission in real time and issues alerts or takes proactive response measures when suspicious transmissions are found. The difference between it and other network security devices is that IDS is a proactive security protection technology.

The back door is a small hole in the computer security system that allows users to bypass normal security measures to enter the system.

General Web deception uses two technical means, namely URL address rewriting technology and related credit information masking technology. Use URL addresses to make these addresses point to the attacker's web server, that is, the attacker can add his own web address in front of all URL addresses.

Worms are harmful program events in information security events. Worms are a kind of self-replicable code and spread through the network, usually without human intervention. After the worm invades and completely controls a computer, it will use the machine as a host, and then scan and infect other computers.

The system has been hacked, please ask how to solve it

If the CMOS is destroyed, you can discharge the CMOS and then reset it to solve the problem.

What's more, after the virus attack, it is likely that you will not be able to enter the system, so backing up important files in time after poisoning is one of the most important ways to reduce losses. Comprehensive anti-virus. When there is no need to worry, the virus can be investigated and killed.

First of all, if you find that your computer has been hacked, you should immediately disconnect from the Internet to prevent hackers from continuing to attack. Secondly, you can choose to use the software to detect and remove viruses. If the software can't handle it, you can restore the computer to the factory settings.