Dear Didier, Le lundi 08 octobre 2018 à 08:32 +0000, ROS Didier a écrit : > Hi Virendra > You think that outside encryption of the database is the best solution ? > How do you manage the encryption key ? > Can you give me some examples of this kind of solution. > Best Regards > Didier ROS If I understand your need well, you need to store credit card information into your database. This is ruled by the Payment Card Industry Data Security Standard (aka PCI DSS). I attend some years ago a real good presentation from Denish Patel, a well known community member. I saw this talk in pgconf 2015 in Moscow: https://pgconf.ru/media2015c/patel.pdf I recommend you read it, if you had not already? It shows code examples, etc. My 2 cents... -- Jean-Paul Argudo