Information gathered on preschooler risks being wiped in a "catastrophic" shutdown because of problems with a $10 million education computer system.

Juha Saarinen talks ransomware and what not to do if you are hit with the disruptive cyber attack.

Federal prosecutors simply want any potential evidence that may be on a phone used by one of the attackers in the December mass shooting in San Bernardino, California, Comey tells House lawmakers.

Juha Saarinen looks at some potentially insecure ways of paying online that are being used by some big operators.

Cyber risk creates a real opportunity for New Zealand, Kordia chief executive Scott Bartlett tells Tim McCready.

The best of NZ Herald Business: NZ businesses are losing hundreds of millions every year to cyber attacks, here's how to prevent them.

Cyber attacks becoming new normal, writes Tim McCready.

PwC Herald Talks: Apple and cyber security with MP Amy Adams and Microsoft NZ Legal Counsel, Michael Brick.

Add Bill Gates to the cacophony of voices weighing in on the debate that has erupted between Apple and the FBI over user privacy.

Two-thirds of incoming emails contain content that could pose a security risk to personal and business security.

Juha Saarinen talks iPhone encryption and the ongoing FBI-Apple saga.

The virus, known as 'Locky' has spread around the world since first appearing on Monday.

Last week's telco talkfest that all the major providers, Spark, Vodafone, Chorus, Kordia, 2 Degrees, Vector, Vocus and others was

Apps such as Kik and Ask.fm can be used without parental controls, boosting privacy and potential risks.

One thing's for sure, the "Internet of Things" will be a security disaster this and coming years, writes Juha Saarinen.

The sheer number of household appliances connected to the internet means households are at risk of cybercriminals using the technology to their advantage.

If you thought that computers, software and networks in environments where it is literally life or death were secure, up to date and modern, you thought wrong.

Choosing "starwars" as your password is a really bad idea.

Nearly 200 experts, companies and civil society groups from more than 40 countries are asking governments around the world to support strong encryption.

More than 70 upper North Island health workers have been disciplined for snooping into patients' records in the past three years.

A number of former senior national security officials are urging that the government embrace the move to strong encryption by tech companies.

A conman stole the identities of victims of the Christchurch earthquake, the Pike River Mine explosion and the Carterton balloon disaster.

Toys that talk back are one of the hottest holidays gifts this year. And they may soon be a hot item for hackers too.

A lack of regulation around disclosure of company breaches by hackers means most are going unreported leading to a sense of complacency, says professional services firm PwC.