The Base Commerce C SDK is a pre-built library that implements the Base Commerce API (which integrates Credit Card Processing, ACH processing, Secured Vault, and a Push Notifications Platform). The Base Commerce SDKs are available in other languages as well. This allows developers to drop the library into applications and start communicating with the Base Commerce platform.
DMG has launched an API platform to help combat money laundering and fraud in Bitcoin transactions. The Bitscore Risk API provides a Bitscore that offers a measure of "tainted" currency that flows through transactions on a given network. The Bitscore helps quantify risk on a network.
The Web Payments Working Group has published the first public drafts of payment specifications which include a Payment Request API, payment method identifiers, and basic card payment. The basic idea behind the specifications is to make payments easier and more secure for end users.
Yelp spent two years developing a bug-bounty program with Hackerone, which led to over 100 resolved reports. Now, Yelp is taking the program to the broader public to engage a wider set of security researchers. The program offers bounties starting at $100 and can pay up to $15,000.