HACKING

Experts found that the highest number of leaked credentials, 555,000 credentials, came from the financial sector.

Car-sharing company GoGet's CEO, Tristan Sender, said they did not notify affected customers sooner based on the "strong advice" of NSW police.

Blockchain technology can make transactions safe and secure, but cryptocurrency exchanges trading bitcoins and other virtual currencies are still being hacked.

Hackers targeted Bitcoin payments of LockerR ransomware, GlobeImposter ransomware, Sigma ransomware and others.

In recent weeks the entire cryptocurrency industry has been rocked by a shocking amount of hacks, cyberattacks, mistakes and thefts. Here are the highlights.

Hacked cryptocurrency exchange pledges that most victims of $500m cyberattack will be repaid but regulatory officials not convinced.

"Mining cryptocurrency through ads is a relatively new form of abuse that violates our policies and one that we've been monitoring actively," a Google representative said.

Scammers pretending to be from Experty sent out a fake pre-ICO announcement email that encouraged users to send money to an Ethereum wallet that wasn't affiliated with the company.

With the account holder's permission, Twitter confirmed that the Fox News host's account had been "briefly compromised".

Security researchers found that Dridex and BitPaymer ransomware, share several similarities in code and evasion techniques.

Hackers stole over $500m from Coincheck, a major Tokyo-based cryptocurrency exchange, in the biggest cryptocurrency heist to date.

Around 15 to 30 million people have likely been affected by the new Monero mining campaign, which was launched just four months ago.

The Dutch intelligence agency reportedly gained access to Cozy Bear's networks in 2014 and also located the hacker group's headquarters.

The malicious malware is designed to find and harvest a slew of sensitive data including credentials, browser data and even cryptocurrency wallets

Security experts found the code for the Masuta botnet on the dark web, which led them to link Satori and Masuta.

Security experts analysed over 18,000 apps across 20 app stores to find that 661 blacklisted Bitcoin apps were still available to users.

A technology forum based in Malaysia is under investigation after publishing details of a major data breach which included the personal details of more than 220,000 organ donors.

The discovery comes as cybercriminals increasingly tap into cryptocurrency as lures, payment options or attacks.

"It is also possible for an attacker to take control over the profile pictures the user sees, swapping them for inappropriate content," researchers said.

"With a maximum child tax credit of $1,000 per child, that is a potentially significant return on investment," researchers said.

The security researcher said Uber marked his bug report as "informative", which means it contains "useful information but did warrant an immediate action or fix".