Emails are an important communication tool for businesses and individuals. It stores confidential data, streamlines communication and serves as a track record. In addition to this, emails are a common form of communication - which makes it a prime target for cyber attacks. Businesses should definitely be prioritizing strong email security to avoid unauthorized access, data loss and data breaches.
What is email security and why is it important?
Email security is the strategic plan of preventing email-based cyber attacks as well as the protection of emails. It involves a set of measures and techniques to protect and preserve confidentiality, communications and data. When emails were first invented, it did not have its own built in security and still don’t despite its significance in forms of communication. By implementing email security, you are preventing financial loss, data loss and reputation. Productivity and workflow will also remain uninterrupted from attacks like phishing - allowing your business to focus on growing rather than cyber threats.
What am I protecting myself from?
There are various types of attacks that organisations need to look out for. From spoofing, phishing to account takeovers, having a robust email security strategy could prevent businesses from serious damage.
Types of attacks:
Fraud: Email fraud comes in many forms, from classic advance-fee scams targeting individuals to business email compromise (BEC) attacks that trick companies into transferring money to fake accounts. Attackers often use domain spoofing to make these requests seem legitimate.
Phishing: Phishing aims to steal sensitive info. It might direct you to a fake website to capture credentials or pressure you into sending details to an attacker’s email. Domain spoofing is commonly used.
Malware: Email can carry various types of malware like spyware, ransomware, and more, often hidden in attachments containing malicious code.
Account Takeover: Attackers take over legitimate email accounts to monitor messages, steal info, or send malware and spam to contacts.
Email Interception: Attackers intercept emails to steal information or impersonate both sides of a conversation, usually by monitoring network data on wireless LANs.
What steps do I take to build a strong email security plan?
Use Email Filtering and Anti-Malware Tools
Spam Filters: Use spam filters to identify and block suspicious emails before they reach users’ inboxes.
Anti-Malware Software: Use advanced anti-malware solutions that scan email attachments and links for malicious content.
Sandboxing: Implement sandboxing to safely open email attachments in a controlled environment before delivering them to the recipient.
Use Encryption
Transport Layer Security (TLS): Ensure that all email communications are encrypted in transit using TLS.
End-to-End Encryption: For sensitive communications, use end-to-end encryption to ensure that only the intended recipient can read the email.
Digital Signatures: Implement digital signatures to verify the authenticity of email messages and prevent tampering.
Use a third party
Advanced Knowledge: Third-party providers specialize in email security, bringing expertise that may not be available in-house. They are often staffed by security professionals who are up-to-date with the latest threats and best practices.
Focus on Security: These providers are dedicated to security, ensuring that email protection is their primary focus. This allows businesses to benefit from specialized, cutting-edge security measures.