Am Dienstag, 21. Januar 2020, 10:57:14 CET schrieb Tianjia Zhang: Hi Tianjia, > The implementation of EC is introduced from libgcrypt as the > basic algorithm of elliptic curve, which can be more perfectly > integrated with MPI implementation. > Some other algorithms will be developed based on mpi ecc, such as SM2. Why do we need a second implementation of ECC? Why can't we reuse the existing ECC implementation in crypto/ecc.c? Or are there limitations in the existing ECC implementation that cannot be fixed? Thank you. Ciao Stephan