/challenges-projects/design-challenges/summer-of-fpga/b/blog/posts/security-hardware-accelerator-6-sha256-in-hardware-acceleration1. SHA-256 (Secure Hash Algorithm) Choice of SHA-256 as hardware acceleration would be popular since SHA-256 is keystone of Bitcoin technology. SHA-256 is a member of the SHA-2 cryptographic hash functions designed by the NSA. Cryptographic ha...en-USTelligent Community 12