Email Security Policy
An email security policy template defining acceptable use of corporate email, phishing defence, authentication standards including SPF, DKIM and DMARC, encryption of sensitive content and retention, aligned to ISO 27001, NIST SP 800-53 and GDPR.
What's Included
1. Purpose & Scope
Defines the objective and the accounts and systems covered.
2. Acceptable Use
Sets what corporate email may and may not be used for.
3. Phishing & Social Engineering
Defines detection, reporting and user obligations.
4. Email Authentication
Establishes the sender authentication records that prevent domain spoofing.
5. Content Protection
Governs encryption and handling of sensitive information in email.
6. Retention & Legal Hold
Defines how long email is kept and how holds are applied.
7. Monitoring & Review
Sets the monitoring an employer performs and the review cadence.
Frequently Asked Questions
What should a email security policy include?
A comprehensive email security policy should include purpose & scope, acceptable use, phishing & social engineering, email authentication, and more. This template covers 7 key sections aligned to ISO 27001, NIST SP 800-53, GDPR, NIST CSF requirements.
Which frameworks require a information security policy?
Major frameworks requiring information security policies include ISO 27001, NIST SP 800-53, GDPR, NIST CSF. This template maps directly to their control requirements, making it easier to demonstrate compliance across multiple standards.
How often should a email security policy be reviewed?
Best practice is to review your email security policy at least annually, or whenever significant changes occur in your organisation, technology environment, or regulatory landscape. Most frameworks including ISO 27001 and NIST CSF require documented policy review cycles.
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