Session-based risk transaction determination method and device

A transaction and risk technology, applied in the field of network security, can solve problems such as user fraud
CN111553701APending Publication Date: 2020-08-18ALIPAY (HANGZHOU) INFORMATION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Applications(China)
Current Assignee / Owner
ALIPAY (HANGZHOU) INFORMATION TECH CO LTD
Publication Date
2020-08-18

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Abstract

The invention discloses a session-based risk transaction determination method and device. The method comprises the following steps: detecting a suspicious transaction; initiating a session to an initiating user of the suspicious transaction; in response to each piece of session content sent by the initiating user, predicting a content matching degree between each customer service talking skill andthe session content by adopting a session recommendation model; determining a rule matching degree of each customer service verbal skill by adopting a preset service rule; determining a target customer service verbal technique according to the content matching degree and the rule matching degree, and sending the target customer service verbal technique to the user as a response of the session content; and determining whether the suspicious transaction is a risk transaction based on the session content sent by the initiating user in the session. According to the scheme, the risk transaction can be determined through the session, the accuracy is higher, and the user experience is better.
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Description

technical field

[0001] This specification relates to the field of network security, in particular to a method and device for determining a risky transaction based on a session. Background technique

[0002] In the process of using the network for transactions, users may generate some risky transactions, which are likely to be defrauded by illegal elements. Based on this, how to accurately identify risky transactions without affecting user experience has become an urgent problem to be solved. Contents of the invention

[0003] In view of this, this specification provides a session-based risk transaction determination method and device.

[0004] Specifically, this specification is realized through the following technical solutions:

[0005] A session-based risky transaction determination method comprising:

[0006] A suspicious transaction is detected;

[0007] Initiate a session with the user who initiated the suspicious transaction;

[0008] In response to each piece ...

Claims

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