The payment card details of more than 30 million Americans, believed to have been stolen in a data breach at convenience store chain Wawa, have been put up for sale on the dark web.

A cyberattack on a major US bank could have significant spillovers to other lenders, with serious implications for the whole financial system, according to research from the Federal Reserve Bank of New York.

Australia's P&N Bank has had it customer relationship management system raided by hackers, putting at risk the personal information of some 96,000 members.

Hackers are demanding a ransom from Travelex in return for giving the foreign exchange bureau back control of its IT systems and customer data. On New Year's Eve, Travelex was forced to pull the plug on its websites in 30 countries after discovering a software virus infection.

Australian authorities have delayed the introduction of Open Banking rules by six months amid concerns over testing and security of the new provisions for account data sharing.

US Government agencies have offered a $5 million reward for information leading to the arrest of the leader of the cyber-crime group Evil Corp. Evil Corp's alleged leader Maksim V Yakubets and administrator Igor Turashev have been charged in a 10-count indictment, including bank fraud, conspiracy, computer hacking and wire fraud.

On Wednesday 30 October, LendingCrowd discovered a data security incident resulting in unauthorised access to the personal data of a subset of investors.