Contacted staff on 6/11/2016 & got answer on 3/05/2017;
It's accepted & coming!
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For a game where some players have been playing for 10 years or more, this is a much needed security measure IMHO, something that isn't much of a hassle for both the user and staff.
Here's how it looks like from Reddit;
[image: i.imgur.com]
Would do loads for account security, since there currently is no way to see if you've sent items to someone else. Trades you can see in history, money too (only last 5 but whatever), items, nope.
Currently it's just lacking