The Magecart group is likely behind the most prolific card-stealing operation seen in the wild to date.

Only a third believe it would be difficult or impossible to carry out a successful insider attack.

Air Canada said 20,000 mobile app users have had passport information exposed; and millions have been affected by a breach at Asian hotel giant Huazhu.

T-Mobile alerts millions of its customers to a breach of its website that resulted in subscriber names, zip codes, phone numbers, email addresses and account numbers being stolen.

Restaurants in 23 states were compromised for two months.

A hacker has compromised Reddit’s systems and was able to make away with email addresses and account credentials.

Dixons Carphone said it discovered a massive cyberattack on its processing systems that targeted millions of payment cards and personal data records.

The incident is another reminder that third-party software and services are an easy way for attackers to steal sensitive data.

Under Armour is getting kudos for disclosing breach within weeks, but concerns remain over an unknown portion of credentials reportedly stored using the weak SHA-1 hashing function.

Nissan Canada Finance notified 1.13 million customers on Thursday of a data breach impacting an unspecified number of past and present customers.