A Multi-Domain (SAN) SSL certificate is an ideal choice for securing up to 100 multiple domain names within a single certificate.

1. A Multi-Domain (SAN) SSL certificate an
Ideal Choice for Multiple Domains
BY – ABOUTSSL.ORG

2. Introduction of Multi-Domain (SAN) SSL Certificate
Multi domain (SAN) is a built in feature comes with an SSL certificate which lets
users to secure multiple domains under a single certificate. Depends on certificate
authority, a user can secure up to 100 domains under a Multi domain SSL
certificate.
Securing multiple domain using SAN certificate can save user’s money and SSL
management time. Certificate authority like Symantec, Thawte etc. allows to add up
to 25 domains as the SAN domains.

3. Structure of Multi Domain/SAN SSL Certificate
Under a Multi domain SSL the first domain is considered as primary domain and
other domains are considered as SAN (Subject Alternative Names) domains.
If a use with to secure five different domains under single certificate, the first
domain which was added during SSL signup process will be the base domains and
other 4 domains will be considered as SAN domains. A Multi domain SSL is available
as Domain Validation, Organization Validation and Extended Validation as well.
In case of Domain validation, the verification process will be completed by checking
of Domain-Registrar’s information or via email/file based verification.
But in case of Organization and Extended Validation the verification process will be
completed by checking of documents of both Business and Issuer.

4. Structure of Multi Domain/SAN SSL Certificate
Cont.…
The documents of Business and Issuer will be different which will depend on
Certificate Authority.
Mostly every Certificate Authority offers unlimited server license to each SSL
certificate, which will allow user to secure his domains on unlimited multiple servers
as well.
But a few Certificate authorities comes up with single server license, in this case the
issuer need to purchase additional license for individual server.

5. SAN SSL Certificate can Secure Domains like
www.domain-name.com
domain-name.com
domain-1-name.net
blog.domain-name.com
anything.domain-name.com
etc.

6. Specifications of Multi Domain SSL Certificate
Each SAN SSL certificate comes up with 2048-bit signature which is strengthen with
256-bit long encryption key.
It supports on 99.9% web and mobile browsers and compatible with all leading
Desktop and mobile based operating systems and web servers as well.
It enables encryption which secure up to 100 multiple fully qualified domain names.

7. Key Features of Multi Domain SSL
Secure up to 100 Domain names with Single SSL Certificate
Contains your authenticated organization details
2048-bit future proof SSL Certificates
A single certificate secures both www.domain.com and domain.com
SHA-256 signed certificates
9% web and mobile browser Compatibility
Supports on all Server types

8. Certificate Authority and Multi Domain Policy
Comodo Multi Domain with 100 SAN Domains
GeoTrust True BusinessID Multi Domain with 100 SAN domains
Thawte Web Server SSL with 25 SAN domains
Symantec Secure site SSL with 25 SAN Domains
GlobalSign Multi Domains SSL with 100 SAN Domains
Entrust Multi-Domain SSL Certificates with 250 SAN Domains
DigiCert Multi-Domain (SAN) Certificate with 25 SAN Domains
GoDaddy Multi-domain SSL with 5 SAN Domains

9. The Most Trusted SSL Certificate Authorities(CA’s)
Provides Multi-Domain SSL Certificate
 Comodo
 Symantec
 GeoTrust
 Thawte
 GoDaddy
 SSL.com

10. AboutSSL.org
For more about an SSL certificate like SSL Types, SSL Installation Guide, SSL
certificate Reviews etc.
Visit our website - https://aboutssl.org/
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