Google logs all of your searches, analyses them, and uses them to individually personalise the search results you see.

It would be surprising if our intelligence agencies were not spying on China in some way, writes David Fisher.

The GCSB's surveillance operations in Bangladesh are among the most surprising and obscure yet revealed.

A reader writes: Can you please explain the restrictions (if any) that apply to the use of video camera drones in suburban areas?

Google lost most of a challenge to an order that limits how it can combine user data.

Technology columnist Chris Barton comments on the problems with the Harmful Digital Communications Bill.

Pressure to broaden the use of identification numbers attached to preschoolers has concerned the Privacy Commissioner.

The latest Edward Snowden file spying revelations is a grievous abuse of power that should call into question that the GCSB is an agency concerned with protecting our security.

Yesterday Wikileaks posted a near-ready investment chapter of the Trans Pacific Partnership Agreement (TPPA) dated January 20.

An inquiry into NZ’s electronic surveillance agency has been launched, and Prime Minister John Key says he has "absolutely no concerns about it'.

Swathes of personal data are being sought regularly by police from airlines, banks, electricity companies, internet providers and phone companies without warrants.

A resigning real estate agent who changed client contact details in a company database committed "commercial sabotage", the agents' disciplinary body says.

Spying by the GCSB on those competing against Tim Groser for the World Trade Organisation's top job has appalled a former foreign affairs and trade minister.

Our spies monitored email and internet traffic about international diplomats vying for the job of director- general of the World Trade Organisation.

A top secret document reveals New Zealand's surveillance agency spied on candidates vying to be the director-general of the World Trade Organisation (WTO).

Details of people's prescriptions are being fed into an online repository from pharmacies across the country.

The GCSB not only spies on the Solomon Islands using its Waihopai satellite interception base - it also had a secret listening post inside the country, according to documents provided by the United States National Security Agency whistleblower Edward Snow

A decision on whether John Key's deletion of his text messages amounts to a destruction of the country's public records is progressing.

NZ spies targeted the emails and other electronic communications of the aides and confidants of the Prime Minister of the Solomon Islands, a top-secret document says.

Why did the GCSB intercept emails to and from Solomon Island officials? Nicky Hager and Ryan Gallagher report.

Hillary Clinton has attempted to defuse a growing crisis over her controversial use of a private email account while Secretary of State, explaining that she had opted not to use a government email address as a "matter of convenience".

Is it really necessary to look at the contents of personal computers at the country's borders? Clearly Customs is already doing so.

You're still wrong! That's the message from John Key after a former director of the GCSB said the spy agency did carry out 'mass collection' of communications from the Pacific.

There is something breathtaking about the Prime Minister's scattergun pre-emptive denunciations.

John Key worked to undermine the Herald's spying revelations before he knew what they were, writes David Fisher.