https://github.com/openssl/openssl/commits/ and pick the appropriate
release branch.
- Changes between 1.1.1a and 1.1.1b [xx XXX xxxx]
+ Changes between 1.1.1a and 1.1.1b [26 Feb 2019]
*) Added SCA hardening for modular field inversion in EC_GROUP through
a new dedicated field_inv() pointer in EC_METHOD.