Blog
-
Encrypting credit card information with OpenSSL
July 26th, 2010 at 9:10am | 2 CommentsRecently, when I researched the encryption of credit card information, or card holder data (CHD) as it’s known in the industry, I was somewhat frightened by what I found. Almost every tutorial suggested using MySQL’s AES functions. While AES is an excellent symmetric-key algorithm, a symmetric-key algorithm is not a great choice for storing CHD long ... read more »