Banks have warned their customers to be wary of fraudulent activities during the seasonal festivities.The warning was contained in emails and content on their social media pages, which advised customers to pay extra attention during the Yuletide.According to PhishMe Cofense, scams become rife during holidays due to the plethora of activities marking the end of the year. The methods of scams can involve criminals posing as trusted companies or contacts to steal personal information, credentials, or money via emails or messages that encourage victims to click links, provide sensitive data, or download malware.Warning bank customers against falling for the tricks of the fraudsters, FirstBank, in an email to its customers, said it has observed new fraud trends. “We have observed new fraud trends targeting mobile apps, mobile wallets and USSD banking channels. Fraudsters use social engineering and fake apps to steal your banking codes while claiming to offer you some kind of assistance,” said the lender.