Ports will face weeks of further disruption as wharfies extend stoppages and work bans against DP World until the end of the month even as the stevedore is still recovering from last week’s cyberattack.

The Maritime Union of Australia notified DP World on Monday it would continue its industrial action, including bans targeting three major shipping lines, at the stevedore’s terminals in Sydney, Melbourne, Brisbane and Fremantle throughout next week.