Mitigation Strategies for Malicious Emails

Number: IN16-003
Date: 4 August 2016


The purpose of this Information Note is to draw attention to a recently released guide from the Australian Cyber Security Centre (ACSC) concerning malicious email mitigation strategies.


The ACSC has released a document which explains various mitigation strategies an organization can undertake to prevent and minimize damage and impact from malicious email threats.

Suggested action

CCIRC recommends that system administrators review ACSC's Malicious Email Mitigation Strategies document. Any guidelines considered for your organization should be evaluated and tested before implementation.


Note to Readers

In support of Public Safety's mission to build a safe and resilient Canada, CCIRC's mandate is to help ensure the security and resilience of the vital non-federal government cyber systems that underpin Canada's national security, public safety and economic prosperity. As Canada's computer security incident response team, CCIRC is Canada's national coordination centre for the prevention and mitigation of, preparedness for, response to, and recovery from cyber incidents on non-federal government systems. It does this by providing authoritative advice and support, and coordinating information sharing and incident response.

Please note, CCIRC PGP key has recently been updated.

For general information, please contact Public Safety Canada's Public Affairs division at:

Telephone: 613-944-4875 or 1-800-830-3118
Fax: 613-998-9589

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