security code

USAGE SUMMARY

The phrase "security code" is correct and usable in written English.
It can be used when referring to a code that provides security, often in the context of online accounts, transactions, or access to secure areas. Example: "Please enter your security code to verify your identity before proceeding with the transaction."

✓ Grammatically correct

News & Media

Academia

Wiki

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

A security code is added protection against credit card fraud.

Harvard Business Review

The old security code is requested to verify the user.

Cornell University

Entering the security code again will disarm the system.

Cornell University

If confirmed, the system prompts for a new security code.

Cornell University

For example, users will now have to enter their credit card security code more frequently.

The New York Times - Tech

You still have to type in the security code and zip code manually.

The New York Times

(You can also type in the card number, expiration, security code, and ZIP code manually).

The New York Times

I know her credit-card number, expiration date, and security code.

The New Yorker

Other browser companies may choose to use a fingerprint instead of the security code.

The New York Times

However, it adds: "To access the app, customers need to enter their unique security code".

The Guardian - Money

"Forgot the security code to my own apartment" — he owns hundreds of apartments in Shanghai.

The New Yorker

Expert writing Tips

Best practice

When requesting a "security code" from a user, clearly indicate the purpose and context, such as 'Enter the security code sent to your phone' or 'Provide the security code on the back of your credit card'.

Common error

Avoid using "security code" and "password" interchangeably. A "security code" is often a temporary or one-time code, while a password is a more permanent and complex credential.

Linguistic Context

The phrase "security code" functions primarily as a noun phrase, typically serving as a direct object or a subject complement. It identifies a specific type of code used for security purposes. Ludwig provides numerous examples illustrating its usage in various contexts.

Expression frequency: Very common

Frequent in

News & Media

40%

Wiki

28%

Academia

10%

Less common in

Science

9%

Formal & Business

8%

Reference

5%

Ludwig's WRAP-UP

The phrase "security code" is a common and grammatically sound term referring to a code used for authentication and security purposes. As evidenced by Ludwig, it appears frequently in news, wiki articles, and academic texts. The phrase functions as a noun phrase and maintains a neutral register suitable for various contexts. While alternatives like "access code" or "authentication code" exist, "security code" is widely understood and accepted. Be mindful to use the correct term and not confuse it with the different uses of a password.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

authentication code

Emphasizes the code's role in verifying identity.

verification code

Highlights the purpose of confirming validity.

access code

Focuses on the code's function of granting access.

passcode

A short code used for access, often numeric.

login code

Specifically used for accessing accounts or systems.

security pin

Combines security with a personal identification number.

pin code

Specifies a numeric personal identification number.

secret code

Highlights the confidential nature of the code.

password

A broader term for a secret word or phrase used for authentication.

personal identification code

A formal way to reference a code used to identify someone.

FAQs

How is a "security code" used in online transactions?

A "security code" is often requested during online transactions as an extra layer of security to verify that the person making the purchase has physical access to the credit card. This code, typically a 3 or 4-digit number, is usually found on the back of the card.

What's the difference between a "security code" and a password?

A "security code" is usually a short, often single-use code sent to you for verification, while a "password" is a longer, more complex code you create and reuse to access an account. Security codes provide temporary access, whereas passwords provide ongoing access.

What can I say instead of "security code"?

Depending on the context, you can use alternatives like "access code", "authentication code", or "verification code". Choose the term that best reflects the code's function.

How do I create a strong "security code" for my accounts?

While you typically don't create a "security code" (they are usually generated and sent to you), ensure your passwords are strong and unique. Use a combination of uppercase and lowercase letters, numbers, and symbols. Avoid using easily guessable information.