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How to apply for a free SSL certificate and achieve HTTPS encryption, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain in detail, people with this need can come to learn, I hope you can get something.

Every Internet user transmits information when visiting a website. This information is usually sensitive, such as payment details, credit card information, or login credentials. The common HTTP protocol means that this information may be hijacked by hackers, so it is particularly important to use HTTPS. SSL certificate can be installed to achieve HTTPS encryption to prevent information from being stolen and tampered with. At present, SSL certificate has become standard on the website.

Is there a free SSL certificate?

The price of SSL certificate varies according to certificate authority (CA) and the type of certificate. Generally speaking, the price of SSL certificate ranges from several hundred yuan to tens of thousands of yuan. Some CA institutions provide additional services, which may also affect the cost of SSL certificate. Due to the extra cost, many website owners are reluctant to use SSL certificates, making many small websites vulnerable to data theft attacks. But before that, you should confirm whether you can get a free SSL certificate?

As one of the top CA institutions in China, GDCA can apply for free SSL certificates to provide secure encryption services for personal sites and small and medium-sized enterprise sites.

Second, the free SSL certificate of the Digital Ann era.

GDCA's free SSL certificate provides basic security encryption, valid for 90 days, and has the following characteristics:

Maximum strength 2048-bit signature / 256bit encryption

Compatibility 99%, trusted by all major browsers, such as Google, Firefox, IE, 360, etc.

Issued in 10 minutes at the earliest, convenient and quick

Reissue free of charge

7x24h localization service, timely response to customers

GDCA's free SSL certificate only verifies the ownership of the domain name, ensures the secure data transmission between the browser and the server, and ensures that the information will not be illegally stolen to ensure the security and integrity of the transmitted data. The certificate can be renewed free of charge after expiration = permanent free of charge. After installation, your website will be secured, and visitors will see the green security lock and will not receive a security warning from the browser.

How to apply for a free SSL certificate?

Log in to https://www.trustauth.cn/, the official website of GDCA, and find the free SSL certificate application page, as shown below:

① fill in the application information of free SSL certificate, email address, mobile phone and so on as required.

② submits the CSR file. Download the CSR generation tool, such as the following figure, select "RSA-2048" for the length of the private key, and click "generate CSR". After generation, paste the csr file into the image above, and save the file with the suffix key (that is, the private key), which is needed when installing the SSL certificate.

③ domain name verification

Next, you need to verify the domain name. If Email email verification is selected in step ①, click Verify domain after receiving the email, and then click Verify to prompt successful, which means the verification is successful.

If you choose DNS verification and file verification methods, please follow the operation instructions of GDCA online customer service in digital times.

④ downloads and installs free SSL certificates

After completing the above process, wait for the approval, and then you can download the free ssl certificate. Install the SSL certificate according to the server type of the website, if it is Apache, generally copy the APACHE file directly to the file KEY+CER, and then modify the HTTPD.CONF file; if it is TOMCAT, you need to import the SSL certificate CER file into the JKS file, copy it to the server, and then modify the SERVER.XML; if it is IIS, then you need to deal with the pending request and import the CER file.

The GDCA free ssl certificate introduced above is suitable for websites with low security requirements such as small and medium-sized enterprises or individuals. It only encrypts the transmitted information and does not show the name of the organization and the real identity of the website. If your website is an e-commerce, banking, financial, government, medical and other websites that require a high level of security, it is highly recommended that you apply for an OV/EV SSL certificate to obtain a higher level of security protection.

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