He said Australia is perceived as a safe haven for e-commerce but in fact the opposite may be true.

"Australian banks are regularly phished and even the Reserve Bank of Australia was a target last year," he said.

"The rise in the volume, speed and complexity of messaging abuse should be a major concern for service providers because it threatens subscriber satisfaction and retention and increases operational costs."

He said more than 70 new customers join world's biggest threat detection network, and as a result the tide may be turning.

Since November 2006, e-Corner has signed more than 70 customers to antispam and phishing software from Cloudmark.