Healthcare Cloud Security

The challenges of healthcare cloud security

As more healthcare organizations moved to cloud-based technology, healthcare cloud security is a growing concern for CIOs and IT departments. From Software-as-a-Service (SaaS) to Platform-as-a Service (PaaS) and Infrastructure-as-a-Service (IaaS) solutions, IT teams must adopt robust measures to prevent data leaks or a medical records breach that could threaten the security of patient information. Ransomware in healthcare settings is of particular concern today, as this type of threat accounts for 72% of all malware attacks.

Protecting email is a critical component of healthcare cloud security. As the lifeblood of organizational communication, email frequently contains information that must be encrypted and secured. And because many threats to IT security in healthcare begin with an email-based attack, IT organizations must take pains to prevent the kinds of breaches that could result in loss of patient data, damage to reputation and significant financial loss.

When choosing solutions to improve healthcare cloud security, organizations can minimize cost and complexity with an all-in-one solution for email security from Mimecast.

What is Cloud Security in Healthcare?

Cloud security in healthcare refers to the measures and technologies that ensure sensitive patient information stored and transmitted through cloud-based services is protected against unauthorized access, breaches, and other threats. 

Healthcare organizations, dealing with a vast amount of Protected Health Information (PHI), must ensure that their cloud platforms are equipped with the necessary safeguards to meet regulatory standards like HIPAA. Cloud security involves a combination of tools, policies, and practices to ensure the confidentiality, integrity, and availability of healthcare data.

With healthcare systems increasingly relying on cloud-based platforms for storing medical records, clinical data, and patient communications, ensuring robust cloud security is essential to preventing data breaches and ensuring compliance with regulatory requirements.

Common Security Threats to Healthcare Cloud

Healthcare organizations are increasingly targeted by cybercriminals because of the vast amounts of sensitive data they hold. Some of the most common security threats to healthcare cloud environments include:

• Ransomware: This type of attack is highly prevalent in healthcare settings, accounting for a significant portion of malware incidents. Ransomware locks access to critical systems or data and demands payment for restoration.
• Phishing and Spear-Phishing: Attackers often impersonate trusted sources via email to gain access to sensitive information or install malware.
• Data Leaks: Accidental or malicious breaches of PHI, often resulting from insufficient security protocols, can lead to significant consequences including legal liabilities and damage to reputation.
• Insider Threats: Employees or contractors with access to sensitive data can intentionally or unintentionally cause data breaches.
• Impersonation Attacks: Cybercriminals may attempt to impersonate authorized users or systems to access and steal sensitive information, particularly when email security isn’t properly configured.

These threats highlight the importance of adopting comprehensive security measures to protect against data loss, compliance violations, and the disruption of critical services.

Best Practices of Cloud Security in Healthcare

To safeguard sensitive healthcare data and mitigate risks, organizations must adopt best practices for cloud security in healthcare environments. Here are some key best practices:

1. Encrypt Data: Ensure all sensitive data, both in transit and at rest, is encrypted using strong encryption protocols.
2. Implement Access Controls: Limit access to PHI based on the principle of least privilege. Only authorized users should have access to sensitive data.
3. Regular Security Audits: Conduct frequent audits to ensure cloud services are compliant with healthcare security standards and that no unauthorized access has occurred.
4. Use Multi-Factor Authentication (MFA): Enforce MFA to add an extra layer of security for cloud accounts, especially for users accessing sensitive data.
5. Train Employees: Educate staff on best practices for securing patient data, identifying phishing attempts, and adhering to HIPAA regulations.
6. Backup and Disaster Recovery: Ensure regular backups of data and implement a disaster recovery plan to protect against data loss or ransomware attacks.

By following these best practices, healthcare organizations can significantly reduce their vulnerability to cyber threats and ensure that patient data remains secure.

Advanced Security Technologies

In the evolving landscape of healthcare cloud security, leveraging advanced security technologies is essential to stay ahead of increasingly sophisticated cyber threats. Some of the most effective technologies include:

• AI and Machine Learning: AI-driven security tools can analyze patterns of activity and detect anomalies in real-time, allowing for quick responses to potential threats.
• Data Loss Prevention (DLP): DLP tools automatically scan outgoing emails and other communication channels to ensure that sensitive data is not inadvertently exposed.
• Endpoint Detection and Response (EDR): EDR tools provide continuous monitoring and response capabilities across all devices accessing cloud platforms, helping to detect and prevent unauthorized access and malware.
• Cloud Access Security Brokers (CASBs): CASBs enforce security policies and control access to cloud services, ensuring compliance with regulations like HIPAA and protecting against potential data breaches.
• Threat Intelligence Platforms: These platforms aggregate and analyze data from various sources to provide early warnings about new threats, helping organizations respond proactively.

Implementing these advanced security technologies can greatly enhance an organization’s ability to defend against complex cyber threats and ensure ongoing compliance with healthcare regulations.

Ensure healthcare cloud security with Mimecast

Mimecast offers cloud-based solutions for email security, continuity and archiving in a powerful subscription service that can help achieve healthcare cloud security.

Rather than a disjointed array of solutions to combat multiple threats to email, Mimecast offers a single solution with multiple layers of protection for cybersecurity in healthcare organizations. As a cloud-based service, Mimecast can scale easily as needed. A single console for managing email security helps to save time and simplify troubleshooting. And as a HIPAA-compliant solution, Mimecast meets HIPAA encryption requirements for email communications and is ISO 22301, 27001 and 27018 certified as well. It's no wonder that more than 1,000 healthcare organizations around the world trust Mimecast to help improve healthcare cloud security.

Mimecast solutions for healthcare cloud security

Mimecast offers a variety of services that help to make healthcare cloud security simpler and more effective.

• Targeted Threat Protection provides advanced defenses against sophisticated attacks such as spear-phishing, ransomware and impersonation. This service blocks suspicious URLs and attachments in email, and protects users from social engineering attacks that attempt to impersonate trusted senders.
• Secure Messaging enables users to send protected messages directly from their inbox, without requiring proficiency in encryption or installation of special software.
• Content Control and DLP helps to prevent malicious or accidental data leaks by scanning every outbound email and blocking, quarantining or encrypting emails that may contain sensitive information.