1. Send secure mail.
As more and more people send confidential information through e-mail, it is becoming more and more important to ensure that the documents sent in e-mail are not forged. At the same time, it is equally important to ensure that the sent mail is not intercepted and read by anyone other than the recipient.
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Use Outlook Express.
A "digital ID card" can prove your identity in electronic transactions, just like presenting a valid certificate when cashing a check. You can also use a digital ID to encrypt messages to protect your privacy. Digital recognition combined with artificial neural network
Full/Multipurpose Internet Mail Extensions (S/MIME) specification to ensure e-mail security.
How does digital recognition work?
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Word recognition consists of public key, private key and digital signature. When a digital signature is added to a message, the digital signature and the public key are added to the message. Digital signature and public key are collectively referred to as certificates. you
You can use Outlook Express to specify the certificate that others need to use when sending you encrypted messages. This certificate can be different from your signing certificate.
The recipient can
Use your digital signature to verify your identity and send you encrypted e-mails with public keys, which must be read with your private key. To send encrypted messages, your address book must contain the recipient's.
Digital recognition. In this way, you can encrypt the message with their public key. When recipients receive encrypted messages, they can decrypt them with their private keys before reading them.
Before sending a digitally signed email, you must obtain a digital ID. If you send encrypted mail, your address book must contain the digital ID of each recipient.
Where can I get a digital ID card?
Digital ID is issued by an independent certification authority. When applying for a digital ID card on the website of a certification authority, the certification authority will confirm your identity before issuing the ID card. There are different categories of digital signs, and different categories provide different credit ratings. For more information, please visit the website of the certification authority.
How to verify digital signature?
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After checking is cancelled, you can verify the validity of the digitally signed message. When checking, Outlook Express
Information about digital identification will be requested from the corresponding certification authority. The certificate authority sends back the status information of the digital ID, including whether the ID has been revoked. The certificate authority will monitor the loss or termination of the certificate.
The certificate was revoked for the following reasons.
. 2. If you want to send a secure email, you need to add a digital signature to the email. A digital ID (also known as a certificate) is a special document that allows you to provide proof of identity in electronic transactions. Microsoft's outlook express software provides the function of adding a digital signature to the sent e-mail, as follows:
3. You must apply for a digital signature before you want to enable this added digital signature. The following will introduce the process of applying for digital signature and related information in detail. First, open the website:
/secure-email/personal-email-certificates/index.html is shown below:
4. Click the ":Join:" button above to pop up the following figure:
5. Click the "Next" button above. The following figure appears:
6.
As shown above, select Charset for text input: GB23 12 (Simplified Chinese), with surname or.
Last name: enter me. Name or name, enter my date of birth.
Enter your birthday later, and then choose China.