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2025-01-15 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Network Security >
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Editor to share with you how to distinguish the certificate downloaded by https is free or free. I hope you will gain a lot after reading this article. Let's explore the methods together.
HTTPS certificates are also called SSL certificates. At present, most of them are issued by well-known security manufacturers at home and abroad, some are charged and some are free. Most browsers can identify and distinguish https download certificates.
Https transport layer encryption is only one of the functions of SSL certificates. The verification process for more expensive HTTPS certificates is usually more rigorous. A certificate at the DV (Domain Validation) level will only verify your right to use the domain name before it is issued, without any verification on the user of the domain name. On the other hand, the higher-end OV verifies the authenticity and legitimacy of the company / organization behind the domain name (individual users usually cannot obtain OV certificates). And unlike DV, paperwork is required before OV certificate is issued, and relevant certificates, licenses and other materials need to be submitted. If the application process is more complicated and the issuance is more stringent, the price is naturally higher.
In addition, when you buy a https download certificate, you often buy insurance for yourself at the same time: if the seller issues a certificate to a fraudulent / illegal company or organization due to the seller's mistake, and the customer consumes on such a site resulting in property damage, the seller will compensate the customer to a certain extent.
Of course, there are many free HTTPS certificates to download, but it is conceivable that there is no expensive security and guarantee. Free https certificate downloads (that is, SSL certificates) can be divided into two types, one is a self-signed SSL certificate, but the computer browser will recognize it as distrustful and the key security is not guaranteed. Second, each major platform applies for a free SSL certificate, and the names displayed on the certificate owners and users are different from the paid version.
For the sake of corporate image, formal companies still recommend buying a higher level of paid https download certificate. The free https will be displayed as "Free SSL Certificate" in the certificate user's display bar, which does not necessarily guarantee the user's privacy. For those who charge, "your own domain name information" will be displayed in the certificate user column, with a certain amount of insurance.
In addition, some companies that provide free https certificates are easy to be blocked because of the irregular operation of the platform, which is easily recognized by major browsers. The important thing is that the certificate applied for for free also has a useful life, which can be either replaced or paid after the expiration date.
After reading this article, I believe you have a certain understanding of how to distinguish between paid and free certificates downloaded by https. If you want to know more about it, you are welcome to follow the industry information channel. Thank you for your reading!
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