You can find all migration steps and information in our API documentation located in the product CD at \Documentation\Crypto_APIs\CSP-CNG\CryptoServer_Manual_CSP_CNG.pdf. This documentation describes all steps to migrate from CSP 1.x to CSP 2.x respectively CNG 1.x to CNG 2.x. If you want to migrate from CSP 1.x to CNG 2.x please contact our support.