What's the word for 'online-extrovert-offline-introvert'?

What is the exact word (not necessarily a single noun) to use for a person who seems to be introvert when in real-life, but is very much extroverted and free when they talk to you online?


Solution 1:

Urban Dictionary suggests netrovert.

Solution 2:

Wikipedia goes with the Online disinhibitation effect, so a person exhibiting this behavior would be "online-disinhibited".