Unlocking key for port lock of electronic device

An unlocking key for a port lock of an electronic device for unlocking and separating, from a port of the electronic device, a blocking module which is inserted into and coupled to the port of the electronic device and has a key recess in which a pattern part and a latch key holding recess are famed on different inner surfaces of the key recess, the unlocking key comprising:

• a main body casing;
• a movable housing installed to protrude from a front end of the main body casing;
• a pattern key which is fixedly installed to protrude from a front end of the movable housing and has a pattern foamed on an end part of the pattern key such that the pattern corresponds to the pattern part of the key recess when the pattern key is inserted into the key recess;
• a latch key which protrudes from the front end of the movable housing and is held in the latch key holding recess inside the key recess by approaching and moving away from opposite sides of the pattern key while the latch key is elastically transformed;
• and
• a manipulation part which is movably installed in the main body casing and controls reciprocating of the movable housing and opening and closing of the latch key.