The watchdog for New Zealand's spy agencies was thwarted for months when trying to see secret emails about a controversial NZSAS raid in Afghanistan - and says she is prepared to use a legal summons if they continue to frustrate her legal duty.

The Inspector-General of Intelligence and Security, Cheryl Gwyn was eventually given access to "several tens of thousands of emails" - then discovered another 115,000 were apparently overlooked.

Gwyn was given an explanation as to how the emails were missed but has now sought independent advice to establish if more might be missing.

In response to questions about

Advertisement