Several problems encountered when purchasing an SSL certificate to deploy a website and ssl Problems
As a cainiao, I don't know much about SSL certificates. I only know that it is safer to use its website. So I encountered various
PHP uses Socket to obtain the website's SSL Certificate and public key, phpsocketssl Certificate
You cannot obtain the certificate information from the php curl request webpage. In this case, you need to use ssl socket to obtain the cert
At present, there are various types of websites. When we enter personal information on some websites, especially online banking transactions, how can we ensure that the websites you are facing are credible? By using the SSL Certificate of the website ID card, we can clearly understand whether the website is secure and
, assuming your domain name is
example.com
Then, the concatenation command is
cat example_com.crt COMODORSADOMAINVALIDATIONSECURESERVERCA.CRT COMODORSAADDTRUSTCA.CRT addtrustexternalcaroot.crt > EXAMPLE_COM.SIGNED.CRT
Using Example_ in Nginx configuration COM.SIGNED.CRT
If it is a common aplhassl generic d
certificate for Google domain names, so it's important to choose a reliable third-party SSL issuing agency.At present, the general market for small and medium-sized webmaster and Enterprise SSL certification authorities are:StartsslComodo/Sub-brand Positive SSLGlobalSign/Sub-brand AlphasslGeoTrust/Sub-brand RapidSSLWhich Postivie
free tool automatically deployed to the VPS server, as well as the Cpanel panel virtual host. In this article, the old left is ready to share the Encrypt certificate process using the Certbot tool to deploy the Let ' s.
First, Certbot official website and select deployment version
The code is as follows
Copy Code
Today, online shopping has become a commonplace for most young netizens. People can not hesitate to pay on the shopping site, because today's technology has been able to provide the authenticity of online transactions and security protection. For example, when we complete a transaction online, we will be prompted to install a security certificate, when the security certificate is equivalent to the site's id
Install let ' s Encrypt client
For CentOS distributions There are currently two ways to install let's Encrypt clients, one of which is a direct yum installation from the upstream Epel source, one that is downloaded from the Encrypt source of let ' s GitHub. Waterscape One page uses the following second method, downloaded from the GitHub.
Two ways of installingSimple comparison:
YUM installation follows the system update to update the installation package, but there is no Apache automatic inst
This article mainly introduces the use of PHP socket to obtain the SSL certificate and public key information, the text gives a detailed sample code for everyone to reference the study, for everyone has a certain reference learning value, the need for friends below to see it together.
Requesting a Web page from Php Curl does not obtain the certificate informatio
This article mainly introduces the use of PHP socket to obtain the SSL certificate and public key information, the text gives a detailed sample code for everyone to reference the study, for everyone has a certain reference learning value, the need for friends below to see it together.
Requesting a Web page from Php Curl does not obtain the certificate informatio
Since January 2017, Google Chrome has started to mark websites that use the HTTP protocol as "unsafe" sites. As early as 2014, Google announced that they will https/ssl into its search algorithm mechanism, the use of HTTPS/SSL security certification of the site will be Google to give more trust, so that the site in Google search results in the ranking promotion.
650) this.width=650; "alt=" from th
How does PHP use Socket to obtain the SSL Certificate and public key of a website?
Sample Code:
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// Create stream context $context = stream_context_create([ 'ssl' => [ 'capture_peer_cert' => true, 'capture_peer_cert_chain' => true, ],
://$domain: $port", $errno, $errstr,, Stream_client_connect, $context); $cert Stream_context_get_params ($resource); $ssl = $cert [' Options '] [' SSL ']; $resource = $ssl [' peer_certificate ']; The website certificate only has the public key, the public key is exported thr
Mozilla's official blog in 2015.4.30 formally announced the elimination of the HTTP program.These include: Setting a date, all new features will only be available to HTTPS sites, HTTP sites will be progressively blocked from accessing browser features, especially those related to user security and privacy. Mozilla's move is to send a message to the web developer community that they need to ensure the security of the site, and that only the entire web community and browser developers can join tog
Mozilla's official blog in 2015.4.30 formally announced the elimination of the HTTP program.These include: Setting a date, all new features will only be available to HTTPS sites, HTTP sites will be progressively blocked from accessing browser features, especially those related to user security and privacy. Mozilla's move is to send a message to the web developer community that they need to ensure the security of the site, and that only the entire web community and browser developers can join tog
In my article, I mentioned how to use OpenSSL to export the SSL CA certificate from the HTTPS Web site. This method is not very intuitive, and requires the user to manually copy, and then save as a file, then there is no better and more convenient tool?Fortunately, people in the industry who are enthusiastic about open source projects provide us with a more convenient and simple tool: portecle; Using this t
following page is displayed:
To create a root certificate, select a self-authenticated certificate with serial number 1, select SHA 256 as the signature algorithm, select the default CA as the certificate template, and then click Apply all (this cannot be missed) as follows:
Switch to the Subject Page and fill in all fields.
Click Generate a new key to Genera
for ordinary users, in the case of the wrong server to hang off on the trouble. This is not the old Chiang has to see the foreign SSL for free tool, can be online to obtain the SSL certificate, and then we deploy our own virtual host, VPS Server site. So, in this article, I am ready to combat the old tribal "111cn.net" site to deploy let's encrypt free
application, to the server browser, and then exported from the server browser, copied to the client computer desktop.
The next step is to import the client certificate to the individual of the certificate on the client. Sometimes it needs to be imported manually into the browser, and on the server side, the client certificate is imported into the trusted
enhance the business ' growth rapidly
These certificates help to secure online transactions and customers sensitive information like Credit-card/debit-card data , etc.
Signing certificate tends to get a maximum number of downloads and good reviews from users.
ssl-secured websites begin with https:// and you can see a-lock icon or green address bar If the connection is SE Curely established.For
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