Cryptography, Blind Signatures, Google, VPN, Privacy.
that were received: BM == h(m) * r' ^ e mod N == h(m) * ((BM / h(m))^d)^e mod N == h(m) * BM / h(m) mod N == BM mod N So, the original BM and m received do correspond with r', meaning that the Signing Server and Redemption Point have successfully linked a token signing with a token redemption! This