Jessica Sier

Jessica Sier

Jessica Sier writes on business, markets, news and real estate. Based in our Sydney newsroom, Jessica is also a multimedia producer.

More than $US50 million worth of cryptocurrency has been siphoned from the latest blockchain experiment.

The DAO hack: $US50 million lost

Leaderless cryptocurrency experiment has been hacked and will be closed down.

360 million Myspace accounts have been leaked.

Hackers sell Myspace, Tumblr data on darkweb

360 million accounts from when Myspace was cool have been compromised.

Tailored email communication will get you in with these powerful people.

What to do when you email the PM or Julie Bishop

Keen to shoot off an email to the Prime Minister, Foreign Minister or a powerful business leader? Take these tailored communications tips from an app called Crystal Knows.

Major banks are experimenting with Ethereum's blockchain and markets are reacting.

Bitcoin rival's price skyrockets

The price of Ethereum, the blockchain technology banks are experimenting with, has rocketed up 100 per cent in the last week.

Jessica Sier

Technology