A disgruntled businessman drove an SUV packed with gas cylinders at a commemoration service crowd where the New Zealand Prime Minister had been speaking yesterday.

Prime Minister John Key's image, along with that of Adolf Hitler were displayed on a vehicle which a protester attempted to drive into the crowd at South Korean armistice commemorations.

New Zealand Korean War veterans were serenaded with Po Kare Ana sung by a children's choir during South Korea's official commemoration of the 1953 armistice in Seoul this morning.

In the 4km wide demilitarised zone which separates North and South Korea, absurdities abound that would be laughable if not for the fact they reflect the deadly reality of war that is on hold rather than over.

The Korean War and the mates lost to it remain painful memories for many of the New Zealand veterans who yesterday visited the demilitarised zone which still separates North and South Korea 60 years later.

While the focus will be on free trade, New Zealand's defence commitments to South Korea are also likely to be on the table when Prime Minister John Key meets South Korean President Park Guen-hye today.

Mr Key arrives in capital Seoul tomorrow where he will attend commemorations marking armistice that ended large-scale hostilities on the peninsula 60 years ago.

South Korea has reopened its landmark Namdaemun gate to the public, five years after the historic jewel in central Seoul was burned down in an arson attack that shocked the nation.

A cyberattack caused computer networks at major South Korean banks and top TV broadcasters to crash simultaneously.

Les Miserable star Russell Crowe has helped promote an epic parody of the film by the South Korean air force.

Park Geun-hye promises to reach out to North Korea with more humanitarian aid and deeper engagement after she moves into South Korea's presidential Blue House on February 25.

The decision by South Korea to start whaling is being labelled 'unnecessary' and 'reckless' by New Zealand's whaling commissioner.

Geoff Cumming makes the most of some unexpected spare time.