I cannot provide or link to potentially outdated binaries or unofficial archives. If you need to locate a 2012-era download:
However, in the wrong hands, a cryptographic calculator can be used to facilitate fraud or unauthorized access. The ability to calculate verification values or derive keys is exactly what malicious actors seek when attempting to clone cards or bypass authentication. This duality is why the distribution of such tools is often restricted. The "underground" nature of finding the 2012 download link is not necessarily due to the illegality of the software, but rather the sensitivity of its capabilities. bptools cryptographic calculator 2012 download link