Data security is the safeguarding of systems and data against unauthorized access, modification and use. This helps to prevent data breaches which can cause disruption to businesses and financial losses as well as compliance penalties, as well as reputational damage. Modern approaches to data protection include a combination tools, techniques and best practices that focus on three pillars: Confidentiality and Integrity.
The first step towards effective data security is to create and maintaining an inventory and mapping of your data sets. Data cataloguing in your data centers and network-attached devices, desktops, mobiles, cloud services and software applications is vital. It is also essential to consider physical storage devices like external hard drives, USB sticks, and even removed printed documents and printed files. They are often ignored but they could contain a wealth of confidential data. Cybercriminals can take advantage of this.
Once you’ve gotten a better understanding of your data sets The next step is to classify your sensitive data so that you know the nature and location of it within your system. This lets you prioritize your security efforts by making sure that the most valuable data is protected while less important information remains readily accessible. This also allows you to meet regulatory and industry standards, like those applicable to finance, health care and telecoms.