Get your FREE copy of "The Ultimate Guide of SSL"

Download Ebook

Top 6 Best SSL Certificate Authority List & SSL Certificate Brands

List of Trusted Certificate Authorities

Value means – Total Live Websites using that SSL (as per

DigiCert Certificate Authority

DigiCert is used by a lot of multinational companies such as Microsoft, Yahoo, AT&T, Facebook, Amazon, Wikipedia, NASA and Core Logic.

DigiCert offers up to 2048-bit encryption strength with their SSL certificates at very reasonable prices. For example, their Wildcard SSL certificates help you protect your entire domain, and costs less than $500! You could get their cheapest package for a price as low as just $156 per year.


Popular SSL Products of DigiCert SSL

RapidSSL Certificate Authority

RapidSSL offers low price SSL solutions with a handful of benefits including free coverage of the “www” and non-www versions of your domain and offers discounts on renewal.

RapidSSL only issues Domain Validated SSL certificates, available within minutes of enrollment, helping you develop and launch a secure site quickly. 


Popular SSL Products of RapidSSL

Thawte SSL Certificate Authority

Thawte is yet another Top SSL certificate provider that offers low-cost SSL solutions. Their cheapest plan is available at $149/year involving certificates with 256-bit encryption, while Thawte’s Extended Validation (EV) packages are available for less than $600.

You can also sign-up for a two-year contract at only $995, which is roughly just $500 per year.


Popular SSL Products of Thawte SSL

Sectigo SSL Certificate Authority

Sectigo (formerly known as Comodo) Certificate Authority (CA), is one of the largest and leading around the globe which has issued over 100 million digital certificates and has 12 million active certificates in the market with more than 700K business relying on it. Privately owned by Francisco Partners and headquartered in Roseland, NJ USA, Sectigo is one of the Certificate Authority who has more than 20K global partner networks. Moreover, it offers 24/7 support services in more than 200 countries in more than 20 different languages.

Being focused primarily on SSL/TLS certificate, Sectigo offers all different types of SSL/TLS Certificate, no matter whether you have a small business, any website related to a hobby or else a big organization, you will find the right solution for yourself, in an affordable price range.


Popular SSL Products of Sectigo SSL

GeoTrust SSL Certificate Authority

GeoTrust is the world’s second largest digital certificate provider. More than 100,000 customers in over 150 countries rely on GeoTrust to secure their online transactions and conduct business safely over the Internet. 

GeoTrust certificates come with excellent features and benefits like 24/7 experts’ support, 256-bit cipher encryption, and generous warranties.


Popular SSL Products of GeoTrust SSL

CERTUM Certificate Authority

Certum, created in co-operation with the academic staff of West Pomeranian University of Technology, Poland, is one of the major Certificate Authorities. They offer SSL solutions in more than 50 countries.

Their range of SSL certificates helps users achieve a high level of web-security at fairly reasonable prices.


Popular SSL Products of Certum

Comodo SSL Certificate Authority

Comodo CA is a Leading and most trusted SSL certificate provider that offers cheaper options when it comes to buying an SSL certificate. These economical options are highly preferred by the users who want certificates for all scales. Comodo SSL certificates offer the cheapest Domain Validated (DV) SSL certificate at just $7.27/yr and are trusted by 99.9% browsers. They also provide unlimited server licenses, round-the-clock expert support, and up to a $250,000 warranty.

However, it is to be noted that Comodo found itself in a hacking scandal, where counterfeit Comodo SSL certificates were used to spy on people in Iran, quite similar to the DigiNotar incidence.


Popular SSL Products of Comodo SSL

Disclosure: AboutSSL appreciates your continuous support. It helps us tremendously to keep moving in the competitive SSL industry. Here most of the links which direct you to buy any SSL/TLS related service or products earns us a certain percentage of referral commission. Learn More