github.com/adonese/crypto (go): Package crypto implements IPIN encryption as per EBS It supports libraries in different languages including: Go, Python, JavaScript, Java and Dart. The code is battle-tested and has been used in production for years.  In addition to the EBS encryption support, crypto also supports signing and verifying for keys. Most notably, noebs uses crypto to sign users for token refresh.
Keywords: crypto|cryptography|ebs|ipin-encryption|noebs|payment-gateway|payment-integration|pci-dss