Shulou(Shulou.com)06/01 Report--

In this period of rapid development, the Internet is becoming more and more common, and the maintenance of PC/ mobile Internet for network information security is becoming more and more stringent. Nowadays, information has become the foundation of the company's development, and the traditional http has been gradually replaced by the sales market. more and more customers choose to install SSL certificates to encrypt the data in the whole process of information transmission. However, customers do not realize that in the whole process of application, more and more errors about ssl certificates are found, and some common errors of SSL certificates on some platform websites and their countermeasures are cited. They want to have some assistance.

The following is a summary of the reasons for the errors in using ssl certificates on the platform website and the matching countermeasures.

Ssl error 1: the SSL certificate of the platform website is not granted by the authoritative department.

Reason 1: some SSL certificates are not trusted by computer browsers. The customer can manually add the SSL certificate to the trusted directory of the computer browser.

Method: select → in the computer browser, pick the content menu bar, →, click on the SSL certificate-→ pick and import.

However, the method described is only applicable to the self-visa application form, and every machine and equipment of the preview website must be operated in this kind of practice, and the self-signed website ssl certificate has great security risks, so it is suggested that the customer had better apply the ssl certificate granted by the authoritative department.

Reason 2: the ssl certificate installed by the network server of the customer application is not granted by the CA authority, so it is very easy to cause ssl certificate errors.

Method: it is suggested that customers should apply authoritative ssl certificates, such as CA ssl certificates, which are verified by technical professional organizations. In general, it is not easy to find all the problems.

Reason 3: the ssl certificate installation method is wrong, you must check whether it has already deleted the existing or tested SSL certificate, if you are sure that the SSL certificate of the platform website is appropriate and accurate, please restart webserver, if you still remind the platform website to use the ssl certificate error, you can refer to other reasons.

Ssl error 2: the domain name of the website matched by the ssl certificate is not consistent with the ip detailed address of the platform website.

Resolution: each website ssl certificate matches the website domain name is unique, is a full-site domain name FQDN. When the SSL certificate presented by the website of the platform does not match the domain name of the website, the system software will automatically remind the customer that the SSL certificate does not match the domain name of the website.

Method: customers can choose to apply for ssl certificate again. For multiple websites with the same main website domain name, you must apply for a ssl certificate for the multi-site domain name. GDCA has a variety of well-known brands of multi-website domain name ssl certificate, customers can choose according to their own requirements.

Ssl error 3: received a "no shared cipher" error when applying the secret name Diffie-Hellman (ADH) optimization algorithm.

Method: in order to apply the secret name Diffie-Hellman (ADH) optimization algorithm, customers must apply the "- Dssl_ALLOW_ADH" option when compiling Openssl, and add "ADH" to the sslCipherSuite command.

That is to say, there are some common problems about ssl certificate errors in platform websites. Thank you for your preview. (what about the https certificate error)

SSL certificate securely encrypts the website, which can effectively prevent hijacking, prevent your website from being maliciously implanted with advertisements, prevent tampering and monitoring from leaking users' passwords, and optimize the SEO ranking of search engines with SSL certificates.

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