If a website has not been registered and logged on to the system, how can I verify the user's identity? How can this problem be solved?

If a website has not been registered and logged on to the system, how can I verify the user's identity? As the question. Thoughts/insights ., Httpauth1-2 hundred router settings ?, Have you discussed how to set up a router in httpauth1-2 ?, Can I use sessionSto to verify the identity of a website if it is not registered or logged on to the system?
As the question. Thoughts/insights.

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Http auth

Have you set up a vro of 1 to 2?
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Discussion

Http auth

Have you set up a vro of 1 to 2?

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ID card, fingerprint...

Isn't that all right?
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SessionStorage can be used
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Call him to your computer.
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Register and log on to the system
There is no concept of a user. everyone is the visitor.
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Verify user identity?

What identity do you verify the user?

No user system has information. only the visitor's ip address can be recorded for statistics.

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COOKIE + IP



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What identity is verified, male or female? Since there is no user mechanism. Everyone is the same. All are visitors.

Browser-based verification is also required. Ip address, access time..., but it does not make sense. The same person can access the website in different places.
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How do you differentiate them? The same person can access data from different locations, and different users can access data from the same computer.
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Is it the legendary GPRS satellite positioning ??


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Speech recognition and facial recognition
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If the House has no lock, can it be identified?
Use the most earthy, dark sign!
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Each user sends a device and clicks the second generation ID card when using the device.
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MAC binding? IP binding? However, both of them seem to be easily imitated.
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Registration and login are the cheapest and easiest way to do this. other identity authentication methods include biological engineering, such as face recognition, fingerprint recognition, and retina recognition. Digital signatures, digital certificates, etc.
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In this case, the account and password are used .. Discussion
Email verification is similar to the mobile phone recharge code.
When the user submits the content, fill in an email address. only the email can be activated to go to the next step.

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... Study hard.
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Discussion
In this case, the account and password are used .. Reference:
Email verification is similar to the mobile phone recharge code.
When the user submits the content, fill in an email address. only the email can be activated to go to the next step.

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Intrude user brain