Notes on updating OpenSSL --- The binaries that we use for MSVC were copied from the Conan package manager, the package listing of which is at: https://conan.io/center/openssl?os=Windows&tab=configuration For reasons of transparency and reproducibility, I attach the full configuration I used below. Configuration: Windows / Any / Visual Studio The entry in "List of available binary packages": openssl/1.1.1k:6cc50b139b9c3d27b3e9042d5f5372d327b3a9f7 `conanfile.txt`: [requires] openssl/1.1.1k [options] openssl:shared=True [generators] cmake The configuration above should result in the following lock files: `conaninfo.txt`: [settings] arch=x86_64 build_type=Release compiler=Visual Studio compiler.runtime=MD compiler.version=15 os=Windows [requires] openssl/1.Y.Z [options] [full_settings] arch=x86_64 arch_build=x86_64 build_type=Release compiler=Visual Studio compiler.runtime=MD compiler.version=15 os=Windows os_build=Windows [full_requires] openssl/1.1.1k:970e773c5651dc2560f86200a4ea56c23f568ff9 [full_options] openssl:386=False openssl:capieng_dialog=False openssl:enable_capieng=False openssl:no_aria=False openssl:no_asm=False openssl:no_async=False openssl:no_bf=False openssl:no_blake2=False openssl:no_camellia=False openssl:no_cast=False openssl:no_chacha=False openssl:no_cms=False openssl:no_comp=False openssl:no_ct=False openssl:no_deprecated=False openssl:no_des=False openssl:no_dgram=False openssl:no_dh=False openssl:no_dsa=False openssl:no_dso=False openssl:no_engine=False openssl:no_filenames=False openssl:no_gost=False openssl:no_hmac=False openssl:no_idea=False openssl:no_md4=False openssl:no_md5=False openssl:no_mdc2=False openssl:no_ocsp=False openssl:no_pinshared=False openssl:no_rc2=False openssl:no_rmd160=False openssl:no_rsa=False openssl:no_sha=False openssl:no_sm2=False openssl:no_sm3=False openssl:no_sm4=False openssl:no_srp=False openssl:no_srtp=False openssl:no_sse2=False openssl:no_ssl=False openssl:no_threads=False openssl:no_ts=False openssl:no_whirlpool=False openssl:openssldir=None openssl:shared=True [recipe_hash] [env] The associated configuration ("Conan Info") for the hash above is: [settings] arch=x86_64 build_type=Release compiler=Visual Studio compiler.runtime=MD compiler.version=15 os=Windows [requires] [options] 386=False capieng_dialog=False enable_capieng=False no_aria=False no_asm=False no_async=False no_bf=False no_blake2=False no_camellia=False no_cast=False no_chacha=False no_cms=False no_comp=False no_ct=False no_deprecated=False no_des=False no_dgram=False no_dh=False no_dsa=False no_dso=False no_engine=False no_filenames=False no_gost=False no_hmac=False no_idea=False no_md4=False no_md5=False no_mdc2=False no_ocsp=False no_pinshared=False no_rc2=False no_rmd160=False no_rsa=False no_sha=False no_sm2=False no_sm3=False no_sm4=False no_srp=False no_srtp=False no_sse2=False no_ssl=False no_threads=False no_ts=False no_whirlpool=False openssldir=None shared=False [full_settings] arch=x86_64 build_type=Release compiler=Visual Studio compiler.runtime=MD compiler.version=15 os=Windows [full_requires] [full_options] 386=False capieng_dialog=False enable_capieng=False no_aria=False no_asm=False no_async=False no_bf=False no_blake2=False no_camellia=False no_cast=False no_chacha=False no_cms=False no_comp=False no_ct=False no_deprecated=False no_des=False no_dgram=False no_dh=False no_dsa=False no_dso=False no_engine=False no_filenames=False no_gost=False no_hmac=False no_idea=False no_md4=False no_md5=False no_mdc2=False no_ocsp=False no_pinshared=False no_rc2=False no_rmd160=False no_rsa=False no_sha=False no_sm2=False no_sm3=False no_sm4=False no_srp=False no_srtp=False no_sse2=False no_ssl=False no_threads=False no_ts=False no_whirlpool=False openssldir=None shared=False [recipe_hash] 688f7f1454ac56b46b0276cea3300296 [env] --amyspark, Apr 8, 2021