Securing the Cloud: Best Practices for Cloud-based Systems and Storage

In the modern digital era, with businesses and individuals moving vast amounts of data online, the importance of robust cybersecurity cannot be overemphasised. The rise of cloud-based systems has brought along both conveniences and challenges. How do we ensure that our data remains secure, even as we take advantage of the scalability, flexibility, and accessibility that cloud services provide?

This is a concern that the UK Cyber Security Group understands deeply. With our nation’s increasing reliance on cloud-based infrastructures, it’s essential to arm ourselves with best practices to ensure optimal safety. Whether you’re a business owner considering migrating to the cloud, or you’re already utilising cloud-based solutions, it’s never too late (or too early) to bolster your security measures.

Understand Your Cloud Model

There are three primary cloud service models: IaaS (Infrastructure as a Service), PaaS (Platform as a Service), and SaaS (Software as a Service). Each comes with its own set of security implications. Knowing which one you’re dealing with will help you tailor your security strategies accordingly.

Regularly Backup Your Data

One of the major benefits of the cloud is its ability to store and backup data off-site. Ensure you have a regular backup schedule, and periodically test the integrity of these backups.

Implement Strong Access Controls

Limit who has access to your cloud data. Use strong, unique passwords, multi-factor authentication, and ensure that access is only granted to those who truly need it.

Encrypt Data

Whether data is in transit or at rest, encryption is your friend. Ensure that any data stored or sent via the cloud is encrypted using industry-standard methods.

Stay Updated with Cyber Essentials

The UK’s Cyber Essentials scheme offers a set of basic technical controls that businesses can implement. Staying compliant with Cyber Essentials not only helps in securing your cloud infrastructure but also demonstrates your commitment to cyber security to stakeholders and customers.

Regularly Monitor and Audit

Regularly review logs and set up alerts for any unusual activity. Periodic audits will help you spot potential vulnerabilities and address them before they can be exploited.

Educate Your Team

Many security breaches occur due to human error. Regular training and awareness sessions for your team on the best practices and latest threats are crucial. The UK Cyber Security Group often emphasises that a well-informed team is one of the best defences against cyber threats.

Understand Your Service Level Agreement (SLA)

When signing up with a cloud service provider, make sure you understand your SLA. Know where your data is being stored, how it’s protected, and what compensation is available in the event of data loss or a breach.

Use Security Software and Tools

From firewalls to intrusion detection systems, there are myriad tools available that can add an additional layer of security to your cloud-based assets.

Plan for Incident Response

Even with all the precautions in place, breaches can occur. Have a clear plan in place for how you’ll respond. This includes identifying the breach, notifying affected parties, and taking corrective actions.

In conclusion, securing cloud-based systems and storage is a multifaceted process that requires both technical and human interventions. By following best practices, staying updated with schemes like Cyber Essentials, and making use of the resources provided by the UK Cyber Security Group, you can ensure that your journey to the cloud is both smooth and secure.

UK Cyber Security Group Ltd is here to help

Please check out our Cyber Essentials Checklist

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If you would like to know more, do get in touch as we are happy to answer any questions. Looking to improve your cybersecurity but not sure where to start? Begin by getting certified in Cyber Essentials, the UK government’s scheme that covers all the technical controls that will provide the protection that you need to help guard against criminal attacks. Or just get in touch by clicking contact us