You may have never heard of it, but if you are a Chrome users, chances are you’ve used Google’s QUIC protocol already. As Google disclosed this week, about half of all requests from Chrome to Google’s servers are now served over QUIC.
So what’s the big deal here? QUIC is Google’s experimental, low-latency Internet transportation protocol over UDP, a protocol that is often used by gaming, streaming media and VoIP services. The name ‘QUIC’ stands for Quick UDP Internet Connection.
UDP’s (and QUIC’s) counterpart in the protocol world is basically TCP (which in combination with the Internet Protocol (IP) makes up the core communication language of the Internet). UDP is significantly more lightweight than TCP, but in return, it features far fewer error correction services than TCP. This means that the sending server isn’t constantly talking to the receiving server to check if packages arrived and if they arrived in the right order, for example. That’s why…
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