A token vault is the protected system that stores the mapping between tokens and the original sensitive values they represent. It matters because tokenization is only as safe as the place where the real values and token mappings are ultimately kept.
What is Token Vault?
The vault typically holds the sensitive originals and the corresponding token references under strict access controls, monitoring, and segmentation. It becomes a high-value target because compromise can reverse the privacy or security benefits of tokenization.
What Token Vault Commonly Supports
Common uses include data tokenization, PCI environments, privacy engineering, reduced data exposure, and controlled detokenization workflows.
Token Vault vs. Vaultless Tokenization
A token vault stores a reversible mapping centrally. Vaultless models use different approaches and do not keep the same mapping store design.
Frequently Asked Questions
Why is the vault so sensitive?
Because it often contains the information needed to reconnect tokens to the original data.
Is a token vault the same as a secret vault?
Not exactly. It is specialized for token mapping and controlled reversal rather than general secret storage.
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