oc mint sample

this is a C++ implementation of the opencoin protocol as mapping to some kind of REST interface

actually it is a work in progress.

Protocol Questions

• What is signed as cdd - only the content of the cdd item with curly braces or also the key?
• the weighted URL as array has a different js encoding as other elements
• Clarify PSS usage (see https://crypto.stackexchange.com/questions/12707/usability-of-padding-scheme-in-blinded-rsa-signature)

TODO

• bigint type for big integers encoded as string
• blinding utilizing crypto++

• complete from_json conversions
• complete tests
• drone config
• select crypto library
  • https://en.wikipedia.org/wiki/Comparison_of_cryptography_libraries

Blinding Notes

https://stackoverflow.com/questions/47860570/how-to-create-and-verify-blind-rsa-signatures-with-crypto

https://crypto.stackexchange.com/questions/12707/usability-of-padding-scheme-in-blinded-rsa-signature

https://crypto.stackexchange.com/questions/54085/is-there-a-standard-padding-format-for-rsa-blind-signatures/60728#60728 https://crypto.stackexchange.com/questions/5626/rsa-blind-signatures-in-practice