The Hofburg is the previous royal residence. the royal residence has been the seat of energy of the Habsburg tradition rulers, and today the official habitation and working environment of the President of Austria. The name deciphers as "Mansion of the Court", which indicates its starting points when at first developed amid the Middle Ages. It is likewise the lasting home of the Organization for Security and Co-activity in Europe OSCE. The Hofburg included as the fundamental theme on the 20 euro Renaissance memorial coin. The Hofburg included as the fundamental theme on the 20 euro Renaissance dedicatory coin. his door bears Ferdinand I's emblem and titles.It is flanked by two fighters of the period as an indication of the disrupted circumstances which saw Vienna assaulted by Turkish armed forces.