Quick Summary
Email security encompasses the technologies and practices that protect email systems against threats like malware, phishing, spam, and data leakage.
Email security is one of the most critical areas of digital communication. 91% of businesses experience email-based cyberattacks. A comprehensive email security strategy is therefore vital.
Key Email Security Threats
Phishing: Attacks that steal user credentials using fake emails.
Spam: Unsolicited bulk emails.
Malware: Attachments containing viruses or ransomware.
BEC (Business Email Compromise): Impersonating executives to request money transfers.
Man-in-the-Middle: Intercepting email communications.
Email Security Layers
Authentication: SPF, DKIM, and DMARC protocols.
Encryption: TLS for transport encryption, S/MIME for end-to-end encryption.
Spam filter: AI-powered unwanted email blocking.
Antivirus: Attachment scanning.
User training: Phishing awareness training.
ONS Mail Email Security
ONS Mail fully protects enterprise email security with a multi-layered approach.