Data security is the safeguarding of data and systems against misuse, unauthorized access and use. This helps to prevent data breaches that could lead to business disruption security windows updates financial loss, compliance penalties, and reputational damage. Modern approaches to data security include a combination of technologies, tools and best practices that concentrate on the three pillars of protection for data: Confidentiality (preventing information from being seen or read without authorization) and Integrity (ensuring that the information is accurate and is not altered) and availability (ensuring that data is available at any time).

Data security starts with an exhaustive inventory and mapping. Data cataloguing in your data centers, network-connected devices including desktops, mobiles, cloud services, and software applications is essential. It is essential to consider physical storage options like USB sticks and external hard drives as well as old documents and printed files. These are often overlooked and may contain a plethora of confidential information, which makes them a tempting target for cybercriminals.

Once you’ve gotten a better understanding of your data sets The next step is to categorize your sensitive information so that you can better understand how and where it exists within your system. This allows you to prioritize your security efforts by ensuring that the highest-value data is protected, while less critical information is accessible. It also allows you to comply with industry and regulatory requirements, such as those applicable to health care, finance and telecommunications.