ALPN or Application Layer Protocol Name is a TLS extension that includes the protocol negotiation within the exchange of hello messages. ALPN is able to negotiate which protocol should be handled over a secure connection in a way that is more efficient and avoids additional round trips. The ever-growing in popularity HTTP/2 protocol, makes use...

Currently, Indy only supports 1.0.2 OpenSSL version and several customers have asked us about support for OpenSSL 1.1. Although OpenSSL 1.0.2 is usable at this moment because supports TLS 1.2 which is the standard protocol version, OpenSSL Team will stop supporting 1.0 API at the end of this year, this means no more updates will be released and no ...