decryption

"Cannot find the certificate and private key for decryption" for Certificate pfx pkcs#12 with private key

I have the following .Net code (asp.net) for sign using client certificate. I have client certificate stored under local computer and not the current user. The client certificate is pfx pkcs#12 and has private key Imported private key are NOT marked as exportable. my private key in client certificate protected by password. On the ...

Encryption of sqlite db in java

Hello, I am using SQLite JDBC driver from xerial project. What do we mean when we say encrypting the sqlite db ? I would like to know the best way to encrypt either the data in the db or the whole sqlite DB. For that, do I need to encrypt each field value and then write it in to DB or should I simply encrypt the .db file using Java ? Wh...

Cryptography. Write application to decrypt basic ciphers

Evening all, I have just began my final year at university and am studying cryptography. We have just been set the first assignment just 3 weeks in so I'm assuming it won't be a case of breaking the enigma code. As part of the assignment there are 7 exercises with 2 further challenges consisting of various ciphers (Caesar, Vigenere, T...