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What is Ransomware?
Ransomware is a malicious software that encrypts files on a device or network, rendering them unusable until a ransom is paid to the attacker. The origins of this cyber threat date back to the late 1980s, when it spread through floppy discs. Today, it has become a billion-dollar industry for cybercriminals and increasingly tricky to stop ransomware.
Despite the implementation of new security measures, ransomware groups continue to evolve and find ways to exploit vulnerabilities. As long as businesses are willing to pay the ransom, attacks will persist and grow.
Fortunately, there is hope. By taking the necessary precautions, you can mitigate ransomware attacks. This article will explore the most effective strategies for defending against ransomware and provide practical steps you can implement today to protect your business.
Best Practices to Stop Ransomware
Here are some recommendations made by the Cybersecurity and Infrastructure Security Agency (CISA) to help organizations strengthen their ransomware prevention strategies. Following a comprehensive ransomware prevention checklist ensures your business is better protected against ransomware attacks and other cyber threats.
Keep Software and Operating Systems Updated
Ensure that your software and operating systems are regularly updated with the latest patches and automatic updates. This is one of the most effective methods of ransomware protection, since threat actors often exploit vulnerabilities in outdated systems to gain access and deploy ransomware. By maintaining the latest versions of all applications and tools, you reduce the risk of unauthorized access to your critical assets and sensitive data.
Be Cautious with Incoming Emails
Refrain from clicking on links or opening attachments in unsolicited or phishing emails. Incoming emails, especially those from unknown senders, can contain malicious code, infected file types, or links to malicious sites designed to trick users into providing accounts credentials. To protect your organization, use email spam filters, educate employees on how to detect suspicious activity, and prevent users from downloading unverified content. Deleting questionable messages helps maintain a clean network and lowers the chance of a ransomware incident.
Regularly Back Up Critical Data
It’s essential to backup data on a separate device and store it off site or as offline backups. Protecting critical data, valuable data, and sensitive information with secure backups ensures you can recover quickly and minimize downtime after an attack. Testing your system recovery process on a regular basis confirms that files can be restored when needed, which is vital for an effective cyber incident response plan.
Practice Safe Internet and Network Use
Adopt safe practices when using devices and network connections that are connected to the internet. Use strong passwords, enable two-factor authentication, and limit privileged access or user permissions through active directory and domain controllers. Avoid unsecured Wi-Fi and remote access methods such as poorly configured remote desktop protocol (RDP), which ransomware attackers often exploit. For additional protection, enable firewalls, keep antivirus software updated, and use secure web browsers for safer web browsing and cloud services access.
Protect and Recover from Ransomware
To stay resilient, organizations must protect critical assets, detect ransomware before it spreads, and have a tested recovery strategy. This includes regularly testing solutions for system recovery, educating employees on safe digital practices, and ensuring that malware cannot spread across the network. By combining prevention, detection, and recovery, your organization can recover from an incident without needing to pay attackers and maintain the security of essential data.
Tools you Should be Using to Stop Ransomware
Utilize anti-phishing and email security protocols and tools, such as email filters, to help block malicious emails from reaching your inbox.
Regularly conduct security awareness training for your employees to educate them on how to identify and avoid common cyber threats, including phishing emails.
Perform routine vulnerability scanning to identify and address vulnerabilities in your systems and applications before attackers can exploit them.
Use automated patch management to keep your systems consistently up to date and secure, saving time and eliminating the need for manual checks for outdated software/systems.
Employ endpoint detection and response (EDR) to monitor endpoints for suspicious activity and respond to any detected threats.
Monitor your network for suspicious activity and respond to any detected threats through network monitoring.
Consider network segmentation to divide your network into smaller, more secure segments, limiting the spread of malware in the event of an attack.
Implement identity and access management (IAM) to manage user access to your systems and applications, ensuring users only have access to the necessary data to perform their roles.
Encourage strong password policies and good password hygiene, such as creating strong, unique passwords and regularly changing them.
Work with a provider like Prime Secured to Stop Ransomware and keep your organization protected.
Does the above sound overwhelming? Partnering with an experienced IT service provider like us can provide you with the peace of mind that comes from knowing a team of cybersecurity experts is protecting your organization’s data. We can assist you in implementing and maintaining best practices, tools, and technologies to protect your business against ransomware attacks. Schedule time to talk with one of our cyber security experts and take the first step toward securing your business.
Additionally, you can download our “Ransomware Survival Guide” eBook to learn more about protecting your business and surviving a ransomware attack.
