Security apparatus

A security apparatus for securing a portable electronic device to an immovable object, the portable electronic device having an aperture, the security apparatus comprising:

• a locking head including
• a base,
• a first engagement element rotatably coupled to the base and having a first engagement portion that projects radially outward, the first engagement element configured to be inserted into the aperture of the portable electronic device, and
• a second engagement element rotatably coupled to the base and having a second engagement portion that projects radially outward, the second engagement element configured to be inserted into the aperture of the portable electronic device with the first engagement element,
• wherein the first engagement element and the second engagement element are rotatable relative to each other about a common axis, and wherein the first engagement element and the second engagement element are movable between an unlocked configuration, in which the first engagement portion and the second engagement portion are adjacent each other or axially aligned, and a locked configuration, in which the first engagement portion and the second engagement portion are spread apart;
• and
• a security device attached to the locking head and configured to engage the immovable object.