
OpenSSL
GeoTrust SSL
Namecheap SSL Certificates
GlobalSign
Thawte SSL
SSLs
StartSSL
SSL.com is one of the most trusted certificate authorities that expands boundaries of encryption and data authentication relied upon by many worldwide users.

Mozilla Observatory
Snyk
Detectify
Security Headers
Qualys SSL Server Test
Hardenize
ImmuniWeb
Scan your HTTP security headers (CSP, HSTS and more) and get ready-to-paste Nginx, Apache and Cloudflare fixes.
Which is more popular?
Based on our record, SSL.com seems to be more popular. It has been mentioned 6 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | ssl.com | headershield.dev |
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In their own words, as submitted to SaaSHub.


No description of SSL.com yet.
HeaderShield scans a URL for HTTP security headers like CSP, HSTS and X-Frame-Options, explains each one in plain language, assigns a grade, and outputs ready-to-paste Nginx, Apache and Cloudflare snippets to close the gaps. Free to scan.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of SSL.com yet.
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using SSL.com and HeaderShield.dev. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I currently use ssl.com for a SMIME certificate which works. Emails sent to gmail for example will show the email as signed/trusted even if it's not encrypted. Source: almost 3 years ago
It looks like they resell ssl.com and for onion there is appendix B in CA/B BR is for handling a certificate for .onion addresses. https://www.harica.gr/ sells cert for onion too. Source: over 3 years ago
I have succeeded in getting the code signing done in the Windows environment. I bought an EV cert online went through the process of signing the Mesh agent files. All is working well. However, I am finding that Apple has its own code... Source: over 3 years ago
Tracking HeaderShield.dev since Jun 2026.
When comparing SSL.com and HeaderShield.dev, you can also consider the following products.

OpenSSL is a free and open source software cryptography library that implements both the Secure Sockets Layer (SSL) and the Transport Layer Security (TLS) protocols, which are primarily used to provide secure communications between web browsers and …
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The Mozilla Observatory is a project designed to help developers, system administrators, and security professionals configure their sites safely and securely.
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The SSL Store™ offers 70% Off On GeoTrust SSL Certificates, including Free Site Seal. Buy GeoTrust CA SSL and get 256 bit encryption web security now.
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Snyk helps you use open source and stay secure. Continuously find and fix vulnerabilities for npm, Maven, NuGet, RubyGems, PyPI and much more.
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Namecheap SSL Certificates act as a third-party verification for a website’s security.
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Detectify provides a user friendly and thorough web security scan that allows you to focus 100% on web development.
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