The io.sockets.secure vocabulary implements secure, encrypted sockets using the OpenSSL library.

On Windows make sure you have the appropriate DLLs available, e.g. libcrypto-37.dll and libssl-38.dll.

This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit ( http://www.openssl.org/ ), cryptographic software written by Eric Young (eay@cryptsoft.com) and software written by Tim Hudson (tjh@cryptsoft.com).
Secure socket configuration
Secure socket contexts
Secure socket addresses
Upgrading existing connections
Secure socket errors