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 cure-all to data security challenges. This Techradar assesses 21 of the key traditional and emerging data security technologies that S&R leaders and their staff can use to underpin the best practices and recommendations of our framework.