CN

Definition : Common Name
Category : Computing » Security
Country/Region : Worldwide Worldwide
Popularity :
Type :
Initialism

What does CN mean?

Common Name (CN) is a string that represents the name of the entity for which the certificate is issued.
CN is a field that is typically found in X.509 certificates, which are a standard format for public key certificates used in Secure Sockets Layer (SSL), Transport Layer Security (TLS), and other secure communication protocols.
In the case of SSL/TLS certificates, it is usually the Fully Qualified Domain Name (FQDN) of the website or server being secured.

10 more results for CN

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China CN China
Regional
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Countries
Worldwide CN Cartoon Network
Media & Entertainment
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TV & Radio
Canada CN Canadian National Railway Company
Transport & Travel
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Rail Transport
China cn China (TLD)
Computing
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Internet
Worldwide CN Cyanide
Academic & Science
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Chemistry
Worldwide CN Core Network
Technology
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Worldwide Cn Copernicium
Academic & Science
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Chemistry
Worldwide CN Cyber Nations
Computing
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Ireland CN County Cavan
Transport & Travel
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License Plates
Worldwide CN Congenital Nystagmus
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Frequently Asked Questions

What is the full form of CN in Computing?

The full form of CN is Common Name

What are the full forms of CN in Computing?

Common Name | China (TLD) | Cyber Nations

What are the full forms of CN in Worldwide?

Cartoon Network | Common Name | Cyanide | Core Network | Copernicium | Cyber Nations | Congenital Nystagmus

Translation

Translate Common Name into other languages

Citations Formatting rules vary by edition. Please verify against your required style manual.

APA Style

FullForms. (2026). CN. FullForms.com. https://fullforms.com/CN/full/11369

Chicago Style

FullForms. "CN." Accessed June 24, 2026. https://fullforms.com/CN/full/11369.

Harvard Style

FullForms (2026) 'CN', FullForms.com. Available at: https://fullforms.com/CN/full/11369 (Accessed: 24 June 2026).

MLA Style

"CN." FullForms.com, 2026, https://fullforms.com/CN/full/11369. Accessed 24 Jun. 2026.