The adoption of Software as a Service (SaaS) has become increasingly popular among enterprises, with the average company using 342 SaaS applications in 2023, according to data from Productiv. This widespread use of SaaS products has created challenges for organizations in terms of protecting sensitive data and preventing data breaches. Each organization makes choices based on its specific industry, requirements, goals, and regulatory mandates, making it difficult to have a one-size-fits-all SaaS security checklist.
Despite the complexities involved, there are several best practices and strategies that can be applied to enhance SaaS security across different organizations. One key practice is to discover and inventory all SaaS applications in use. Many businesses use both automated and manual methods to identify the applications being utilized, as up to 65% of SaaS application usage is unsanctioned, indicating the prevalence of shadow IT.
Implementing single sign-on (SSO) is another crucial step in enhancing SaaS security. SSO simplifies the user experience by enabling users to access multiple applications with a single set of credentials, reducing the risk associated with managing multiple passwords. Additionally, enabling multifactor authentication (MFA) further strengthens security by requiring multiple forms of verification to access SaaS applications.
Vetting and overseeing SaaS providers and applications is essential to ensure that they meet security standards and have the necessary encryption capabilities to protect data at rest and in transit. Employing data encryption features offered by SaaS providers or requesting them to enable such features can add an extra layer of security to safeguard sensitive information.
Considering the use of tools like Cloud Access Security Brokers (CASB) and SaaS Security Posture Management (SSPM) can provide organizations with additional controls and insights into SaaS usage and security. CASBs can offer better monitoring and data protection capabilities, while SSPM helps ensure consistent security policy enforcement across different SaaS platforms.
Maintaining situational awareness by monitoring SaaS usage and regularly conducting security assessments is crucial for identifying and addressing potential security risks. By following these best practices and continuously assessing and managing security risks, organizations can ensure the safe and secure use of SaaS applications by their users.
Overall, SaaS security is a critical aspect of enterprise security that requires attention and diligence to protect sensitive data and prevent data breaches. By implementing best practices and employing security measures tailored to their specific needs, organizations can mitigate risks and secure their SaaS environments effectively.