Deutsche Bank Warns Staff Not to Delete WhatsApps Amid Scrutiny

Deutsche Bank AG has warned its employees not to delete WhatsApp messages from their phones as part of moves by the German lender to clamp down on private communication channels.

The Frankfurt-based bank earlier this year sent a memo to staff warning them that any business-related messages going through private channels mustn’t be deleted as the act could be considered a crime under U.S. law, according to people with knowledge of the matter. It also reminded them that using messages sent from private phones for business is a violation of company policy, the people said asking not to be identified ...