Can I walk up Kosciuszko in winter?

Kosciuszko looks like an easy walk. Is it still that in winter or do I need special gear?

From about June to October the walkways disappear under snow and it becomes a ski or snowshoe trip with real navigation in a whiteout. People die on it in winter, almost always from weather and navigation. For what a winter ascent can turn into, read Robert Mads Anderson's Summits: Climbing the Seven Summits Solo.

The full answer, kept up to date: Can I climb Kosciuszko in winter? The guide chapter: Seasons: summer walking & winter snow