Email remains a vital business tool, but its inherent vulnerabilities demand robust security measures. With 91% of data breaches stemming from phishing emails, safeguarding your communication is crucial. Poor email security can incur significant financial and reputational damage. Follow this checklist to bolster your email defenses:
Standard Security:
- Enable Default Protection: Utilize the security features in your email client like Outlook's pre-configured settings and profiles. While not foolproof, they provide a solid foundation.
- Limit Admin Access: Restrict administrative email permissions to essential personnel. These high-privilege accounts are prime targets for cybercriminals.
Server Security:
- Implement Endpoint Security: Go beyond basic antivirus with a Managed Detection and Response (MDR) solution. MDR combines advanced technology and expert monitoring for 24/7/365 protection.
Filtering and Authentication:
- Utilize Email Filters: Pre-delivery filters categorize emails, reducing malicious entries into your system.
- Enforce Strong Password Hygiene: Encourage complex passwords with mixed characters and avoid personal information. Consider password managers for user convenience and enhanced security.
- Employ Multi-Factor Authentication (MFA): MFA adds an extra layer of protection by requiring an additional verification step beyond just a password.
Access Control and Awareness:
- Manage Employee Access: Upon employee departure, promptly change passwords and disable email access, especially on personal devices used for work emails.
- Use VPNs for Secure Connections: Discourage the use of public Wi-Fi and educate employees on utilizing VPNs for secure email access wherever they work.
- Avoid Sensitive Information in Emails: Refrain from sharing sensitive data like credit card numbers or account details through unencrypted email channels.
- Train Staff on Phishing: Regular Security Awareness Training equips employees to identify and report phishing attempts, minimizing vulnerabilities based on human error.
Additional Precautions:
- Disable Automatic Image Downloads: This prevents potential malware hidden within images from infiltrating your system.
- Maintain Patch Management: Ensure timely application of software updates for your email client and related systems to address vulnerabilities.
- Consider Advanced Analytics: Implement Managed Inbox Detection and Response (IDR) solutions. IDR allows employees to flag suspicious emails for expert analysis, leading to faster identification and mitigation of threats.
By implementing these steps, you can significantly strengthen your email security posture and safeguard your business from the evolving threat landscape. Remember, proactive security measures are far more effective and cost-efficient than post-breach remediation. Make email security a priority and cultivate a culture of awareness within your organization for long-term success.
To learn more about cyber security for your business simply visit our services or contact us today. Additionally to see if you have any security vulnerabilities, check out our get a free cyberthreat assessment.
