by Shrikant Navelkar, Director, Clover Infotech
The adoption of a multi-cloud infrastructure has gained significant popularity among businesses seeking to harness the advantages offered by diverse cloud platforms.
Multi-cloud environments provide several advantages, such as increased flexibility and agility; however, they also introduce some unique security complexities.
Among the key challenges is the absence of clear visibility and effective control on data spanning over multiple cloud platforms, which can potentially result in data breaches, insider threats, and compliance violations.
Moreover, the existence of distinct security protocols and configurations for each cloud platform can add difficulties to the maintenance of a consistent security posture.
To counter these challenges, organizations must adopt a proactive approach that includes formulating comprehensive security strategies, deploying encryption techniques, managing access permissions, continuously monitoring and auditing activity, and regularly updating security measures to stay resilient against ever-evolving threats.
With the growing prevalence of multi-cloud strategies in business operations, safeguarding data security stands as a paramount concern.
The task of efficiently upholding data security across various cloud environments may present challenges, but there exists a number of guidelines that organizations can follow in order to mitigate the potential for data breaches and safeguard sensitive data.
As we celebrate Cybersecurity Awareness Month this October, let us examine five best practices for data security in a multi-cloud environment:

Centralize Data Security Management

Establishing centralized data security management plays a pivotal role in upholding a robust security stance across various cloud environments.
This centralized approach empowers organizations to enforce uniform security policies and access controls across all cloud platforms. Furthermore, it facilitates swift detection and response to security incidents.

Enhancing Data Security Through Confidential Computing

The importance of encryption in safeguarding data during transit and storage within cloud environments cannot be overstated. Encrypting data serves as a formidable protective measure, ensuring that unauthorized interception or access does not compromise the data’s confidentiality or utility.
Nevertheless, data encryption can pose challenges, particularly concerning data in use by applications, which is typically left unencrypted. Confidential Computing offers a solution for securing data while it’s actively used.
It achieves this by isolating and fortifying the CPU and memory resources employed by code and data from the potential risks posed by compromised software, operating systems, or other Virtual Machines (VMs) co-existing on the same server.

Establishing a Robust Backup and Disaster Recovery Strategy

In the realm of data security within a multi-cloud ecosystem, the presence of a comprehensive backup and disaster recovery plan is indispensable. This plan should include routine backups of pivotal data, as well as a well-defined procedure for data restoration in the event of a disaster or security breach.

Regularly Assess and Monitor Security Posture

Engaging in routine assessments and vigilant monitoring of the security posture holds immense importance in the identification and mitigation of potential security vulnerabilities. This comprehensive approach should encompass recurring vulnerability scans and penetration testing, aiding in the detection and resolution of any security infrastructure weaknesses.

Embrace Zero Trust Data Security

The Zero Trust paradigm represents a revolutionary cybersecurity model that eradicates the notion of ‘trust’ found in conventional security frameworks. In essence, it advocates a principle of ‘Trust no one,’ requiring perpetual verification and minimal privilege assignment. In practice, this implies that users are granted access solely for their designated roles, following a meticulous process of identity verification.
Towards Robust Multi-Cloud Security
Security assumes paramount importance in the context of a successful multi-cloud strategy. Given the intricate nature of multi-cloud deployments, your security measures must be equally sophisticated.
In the multi-cloud environment, an effective data security strategy necessitates continuous and unwavering assessment to ensure both real-time data protection, as well as stringent adherence to all regulatory requirements.
The five steps we’ve discussed above can serve as valuable tools in addressing, to a considerable degree, the security complexities associated with the multi-cloud landscape.