00000nam 2200000zi 4500 9.885938 CaOODSP 20250506150910 m o d f cr cn||||||||| 200420s2020 onca ob f000 0 eng d CaOODSP eng rda CaOODSP n-cn--- D97-3/40-065-2020E-PDF Implementation guidance : email domain protection. [Ottawa] : Communications Security Establishment = Centre de la sécurité des telecommunications, 2020. 1 online resource (32 pages). text txt rdacontent computer c rdamedia online resource cr rdacarrier Practitioner ; ITSP.40.065 Issued also in French under title: Directives de mise en œuvre : protection du domaine de courrier. "Canadian Centre for Cyber Security." "Unclassified." "April 7, 2020." Issued also in HTML format. Includes bibliographical references (page 20). "This document provides guidance to system owners on implementing technical security measures to protect their domains from email spoofing. In this document, we describe technical measures that system owners can implement to prevent the delivery of certain malicious messages sent on behalf of their domains and identify the infrastructure used by malicious actors"--Overview, page 6. Phishing Canada Prevention. Electronic mail systems Security measures Canada. Canadian Centre for Cyber Security. Communications Security Establishment (Canada) Directives de mise en œuvre : (CaOODSP)9.885939 Implementation guidance : (CaOODSP)9.902466 Practitioner series (Communications Security Establishment (Canada)) ITSP.40.065. (CaOODSP)9.842846 PDF 675 KB https://publications.gc.ca/collections/collection_2020/cstc-csec/D97-3-40-065-2020-eng.pdf HTML N/A https://cyber.gc.ca/en/guidance/implementation-guidance-email-domain-protection