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DKIM, DMARC, SPF: Secure your email thanks to the DNS

Home > Products and services > Training > DKIM, DMARC, SPF: Secure your email thanks to the DNS

Email is currently a medium much favoured by scammers: spam, phishing and various other scams. DKIM, DMARC and SPF are three sender authentication techniques currently found in the toolbox of organisations seeking to combat these forms of online abuse.

Description and aims of the training course

This training course will give you:

  • a detailed understanding of the functioning of the DNS and of email
  • an understanding of the different types of abuse targeting email
  • the knowledge base necessary to operational personnel working on securing email within your organisation
  • and the ability to handle DKIM, DMARC and SPF records

Duration
2 days

Target audience

Email administration, IT security, IT support and DNS professionals.

Prerequisite: a basic understanding of the workings of the DNS and/or email

Trainer

Stéphane Bortzmeyer, Afnic DNS expert

Training location

Face-to-face at your offices or remotely.

Find practical information on how to get to our offices.

Assessment

Final assessment of the training course will be in the form of a multiple-choice questionnaire.

Cost

€1,200 excl. tax per participant

For group enrolment, please contact us for a quotation.

DIRECTTE declaration numer : 11788446878

Our experts can adapt to your needs and design a custom training course

formation@afnic.fr

Training programme

Day 1 – Morning:  Functioning of the DNS and of email

  • The various types of DNS registration
  • Email: message format, envelopes and headers
  • Email: the SMTP protocol
  • Public-key or asymmetric cryptography
  • Abuses and attacks concerned

Day 1 – Afternoon: Presentation of the SPF protocol

  • The SPF protocol
  • What SPF does and doesn’t protect against
  • Implementing the SPF protocol:
    • The steps to publication
    • Mastering and documenting email architecture
    • Deciding which records to publish
    • Publication and its constraints
    • Testing your SPF publication
    • SPF maintenance

Day 2 – Morning: Presentation of the DKIM protocol

  • The DKIM protocol
  • What DKIM does and doesn’t protect against
  • Implementing the DKIM protocol
    • The steps to publication
    • Mastering and documenting email architecture
    • Deciding which records to publish
    • Publication and its constraints
    • Testing your DKIM publication
    • DKIM maintenance

Day 2 – Afternoon: Presentation of the DMARC protocol

  • The DMARC protocol
  • What DMARC does and doesn’t protect against
  • Implementing the DMARC protocol
    • The steps to publication
    • Mastering and documenting email architecture
    • Deciding which records to publish
    • Publication and its constraints
    • Testing your DMARC publication
    • DMARC maintenance

Next Sessions

29 et 30 septembre 2022

Registration form

If anyone participating in the training course has a disability, please contact us on +33 (0)1 39 30 83 59 so we can make suitable arrangements.

For more information and dates of upcoming training sessions:

Last updated on 22nd April 2022