Digital signing method based on mobile phone intelligent card
A digital signature and smart card technology, applied in the field of mobile smart cards, can solve the problems of mobile phone number forgery, security risks in business processing methods, cloning, etc., and achieve the effects of strong compatibility, great practical value, and high security.
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[0024] Example 1
[0025] Combine below figure 2 A detailed description of the process for users to initiate banking business actively when they are not at any UnionPay branch. Such as figure 1 with Figure 4 As shown, this embodiment specifically includes the following steps:
[0026] Step 1: Various bank platforms send the data to be signed to the bank's front-end computer;
[0027] Step 2: The bank front-end computer forwards the data to be signed to the mobile authentication platform;
[0028] Step 3: The mobile authentication platform organizes the data to be signed, and forwards the organized data to the user's mobile phone in the form of a secure message data short message containing 3DES encryption and MAC verification mechanism;
[0029] Step 4: The STK menu in the smart card with RSA encryption module and storage computing communication function displays text content, reminding the user to confirm the specific data in the banking business submitted, if the user chooses "Can...
Example Embodiment
[0045] Example 2
[0046] Combine below image 3 It is described in detail that the user receives and executes the received banking business processing requirements when the user is not at the bank's business points. Such as figure 2 with Figure 4 As shown, this embodiment specifically includes:
[0047] Step 1: The user's smart card receives the data to be signed from various banking platforms;
[0048] Step 2: The user clicks to view the data to be signed. The data to be signed is the key element of the specified transaction (such as target account number, amount)
[0049] Step 3: The user confirms the data to be signed. If the user does not confirm, the banking business will not be executed, otherwise, proceed to step 4.
[0050] Step 4: The smart card calculates the data to be signed
[0051] Step 5: The user signs the data and sends the result to the mobile authentication platform. If the user refuses to sign, the banking business will not be executed;
[0052] Step 6: The mobile...
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