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What is an SSL certificate. Types of security protocols.

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It's nice to visit sites that provide you with a secure Internet connection. That's what an SSL certificate is - a system of protecting user data from the intrigues of network intruders. To be more precise, it is a cryptographic protocol that encrypts the connection channel between a particular user's browser and an open online resource. If your site is equipped with such a protocol, the user sees the letters HTTPS and a green lock in the address bar. Here's how it works:

  • the browser sends a request and establishes a secure connection;
  • the copied SSL certificate of the client is sent to the user by a robot;
  • the authenticity of the certificate is verified;
  • the opened page is encrypted;
  • secure work via HTTPS channel starts.


Varieties of SSL certificates

SSL certificates come in both paid and free varieties, and their presence increases the level of trust users have in your site. Free certificates are usually provided by hosts - these systems are enough to protect 80% of online resources. What is the purpose of a paid SSL certificate? This is where brand recognition comes to the forefront - the more reputable the provider of the software product, the higher the level of trust.

Certificates are also divided by rank, they can be simple and complex (with extended verification). The number of documents requested by the supplier and the speed of processing depend on the rank. For each resource (blog, commercial, informational) you can choose the best secure solution. Here are the main varieties of SSL certificates:

  • with domain verification (suitable for most sites, no documents required);
  • with company verification (confirms the right to the domain and company);
  • with extended corporate verification (the highest level of reliability);
  • "green string" (helps increase conversions);
  • for IP address (suitable for servers without domains);
  • with advanced features (e.g. wildcard that works with any number of subdomains).

How to get an SSL certificate and what to choose

It remains to find out how to get an SSL certificate and what to prefer. Safe and high-quality protocols are purchased from certification centers (or their official representatives). Registration takes 5-15 minutes, but in some cases an extended list of documents is required. Hosting providers also sell certificates, and you get the simplest solutions for free. Of course, reputable companies prefer paid protocols with a high level of reliability.

Since 2014, Google search robots use an additional ranking factor - the presence of HTTPS channel. Therefore, many companies, bloggers, news and information resources seek to create an SSL certificate. The choice will depend on the specifics of your project. A DV-solution will be enough for an ordinary blog, while a company that owns an online store is better off buying an EV. You can buy ssl protocols of different types on our website. Regery has important advantages - convenient product management and low prices. It is an optimal option for websites of companies registered in Europe and CIS countries.


29 Jan 2019ssl