c# - SQL Server Format-Preserving encryption -


i have old system database has table column of type char(20) , customer decided encrypt column business needs system integration needs length of output column similar input 20 , have read format-preserving encryption

my question is, format-preserving encryption strong aes methods , there sql server implementations yet can used large number of records millions?

you can build secure format-preserving encryption based on aes. here answer different question, show code implements format-preserving encryption using aes building block. see this lecture on format-preserving encryption professor boneh of stanford university details on how can done.


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