SSL Certificates: A Modern and Helpful Explanation to 4 types of SSL

Secure Socket Layer (SSL) is a technology that ensures secure communication between a website and its visitors. The SSL Certificate encrypts the data transmitted between the website and the user’s browser, making it difficult for unauthorized individuals to intercept or access the information. This encryption creates a secure environment for online transactions, protects sensitive data, and enhances trust and credibility for businesses.

Technically, there are actually more than 4 types, but the one’s that we’re going to explain are the important ones and relative for your business.

Let’s explore the 4 different types of SSL certificates:

Domain Validation (DV)

A Domain Validation (DV) is obtained by undergoing a simple validation process that verifies only the domain ownership. To obtain a DV SSL certificate, you need to prove that you have control or ownership rights over the domain for which the certificate is being requested. This is typically done by demonstrating your ability to manage the domain’s DNS records or by responding to an email sent to a specific address associated with the domain.

Recommended for:

  • Small businesses
  • Personal websites
  • Blogging websites

Organization Validation (OV)

This certificate requires verifying domain ownership and the legitimacy of the organization. During the validation process, you must provide relevant documentation to prove the existence and legal status of your organization. Once obtained, it encrypts data exchanged between the website and visitors, ensuring secure transactions and protecting sensitive information. It also displays verified organizational details in the certificate, enhancing trust and credibility for the website.

Recommended for:

  • Small business seeking higher level of validation and assurance
  • Medium-sized businesses
  • E-commerce websites
  • Customer portals

Extended Validation (EV)

An Extended Validation (EV) undergoes a stringent validation process, verifying both domain ownership and extensive organizational details. To obtain the certificate, you must provide legal documentation, proof of physical location, and pass comprehensive background checks. Once obtained, it will display the organization’s name prominently in the browser’s address bar, accompanied by a green padlock icon. This visible indication of trust enhances user confidence, reduces the risk of phishing attacks, and ensures secure online transactions. The EV certificate is the highest level of validation available, providing the strongest level of assurance and credibility to website visitors.

Recommended for:

  • Financial Institution
  • E-commerce Platforms
  • Healthcare Providers
  • Government Organizations

Wildcard SSL Certificate

A versatile certificate that secures a domain and its unlimited number of subdomains. With this single certificate, you can protect various subdomains under the main domain. For example, if your main domain is “,” the Wildcard SSL certificate will secure subdomains like “,” “,” and so on. Only by utilizing this certificate, you simplify certificate management and reduce costs compared to obtaining individual SSL certificates for each subdomain. It provides encryption and secure communication for all covered subdomains, ensuring data confidentiality and protection.

Recommended for:

Websites that have multiple subdomains and want to secure them in a single certification.

What about small businesses that sells products online?

This will fall under the category of e-commerce, therefore it is recommended that the small business to go for the Organization Validation (OV).

Are OV, EV and Wildcard compulsory if my website fits the description?

The only compulsory requirement is that your website have an SSL Cert, the ones stated above are recommendations.

Then why should I get the other than DV?

It’s to provide a higher levels of validation and establish greater trust with customers. Your business or your website may be very new to future prospect and will need some concrete proof that your website is legitimate.


Implementing SSL certificates is crucial for businesses to ensure secure communication, protect sensitive data, and enhance trust with website visitors. By choosing the right type of SSL certificate based on their specific needs, businesses can establish a secure online environment and build credibility in their respective industries. Whether it’s a small blog, an e-commerce platform, or a high-security organization, there is are options available to meet their requirement. It’s important to consider factors such as validation process, coverage, and industry suitability when selecting the appropriate SSL certificate. By prioritizing security and leveraging the power of Secure Socket Layer certificates, businesses can create a safe and trustworthy online experience for their customers.

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