As data volumes explode, it's becoming a Herculean task to protect sensitive data from cybercriminals and malicious actors while preventing privacy infringements and abuses — intentional and unintentional. Every day, vendors introduce a new product or service that claims to be the silver bullet for data security and privacy challenges. This TechRadar assesses 20 of the key traditional and emerging data security and privacy technologies that security and privacy leaders and their staffs can use to underpin a holistic strategy.