The Cyber Security Authority (CSA) has warned Ghanaians to be on high alert following a sharp rise in fraudulent online investment schemes that have cost victims more than GH¢3.4 million in the first half of 2026. In a public advisory issued on Monday, July 6, the Authority disclosed that it recorded 352 cases of online investment fraud between January and June this year, with victims collectively losing GH¢3,429,447.