Cybersecurity glossary

Cybersecurity definition

What is Tokenization?

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Definition

Replacing a piece of sensitive data, like a credit card number, with a nonsensitive placeholder token that has no exploitable value on its own, while the real value is kept in a separate, tightly controlled vault.

Related cybersecurity terms

Data ClassificationLabeling data by sensitivity — public, internal, confidential, restricted — so that access controls, encryption, and handling rules can be applied automatically based on what a piece of data actually is.

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