PHP security - data exposure

Data exposure

Another concern about databases is the exposure of sensitive data. Regardless of whether you save credit card numbers, Social Security numbers, or other data, you still want to make sure your database is secure.

Although database security is beyond the scope of this book (and is not the responsibility of PHP developers), you can Encrypt your most sensitive data so that database security breaches don't have catastrophic consequences as long as the keys are not compromised. (For a detailed introduction to encryption, please refer to Appendix C of this book)

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