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Latest

DANE as Basis for Secure Data Transmission of Emails

Once you’ve ruined your reputation, life gets a lot simpler. This might be the case for private individuals, but it’s a different story in business. […]

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Attachment in Emails – Useful? Or Unwanted Baggage?

Since its emergence, the email has established itself as a fast and uncomplicated communication medium. Alongside pure text, the email is also suitable for quickly […]

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Transactional email, or newsletter?

During complaint procedures, the question arises again and again as to whether the mailing in question is considered a transactional email or perhaps a newsletter. […]

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Recommended

One-Click List-Unsubscribe Header

Back in 2015, the CSA wrote about the benefits of List-Unsubscribe headers in emails. Since then, more providers offer unsubscribe functionality within their web interface […]

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Protect your brand from phishing emails by implementing DMARC

Message from the Certified Senders Alliance supported by AOL, Microsoft and Google In the following article we want to clarify why marketers should implement DMARC […]

Read more

All

  • DANE as Basis for Secure Data Transmission of Emails

    Once you’ve ruined your reputation, life gets a lot simpler. This might be the case for private individuals, but it’s a different story in business. […]

    Download
  • Attachment in Emails – Useful? Or Unwanted Baggage?

    Since its emergence, the email has established itself as a fast and uncomplicated communication medium. Alongside pure text, the email is also suitable for quickly […]

    Download
  • Transactional email, or newsletter?

    During complaint procedures, the question arises again and again as to whether the mailing in question is considered a transactional email or perhaps a newsletter. […]

    Download
  • Email Transport Encryption: STARTTLS vs. DANE vs. MTA-STS

    The scope of this document is limited to the encrypted transport between two email servers. The connection between Email Client and Server or End-to-End encryption […]

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  • Email Senders Need Effective Consent for Sponsoring

    Consent for the sending of marketing emails is only valid if the statement of purpose is sufficiently specific and the consent is given based on […]

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  • Can Suppression Lists be Used in a GDPR-Compliant Manner in Email Marketing?

    It is standard practice for Email Service Providers (ESPs) to maintain client-specific or even global suppression lists (do-not-contact lists), in order to prevent the importation […]

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  • Why CSA certification pays off?

    Improve the delivery & deliverability of your commercial emails: Increase your inbox placement rate and reduce the impact of spam filtering on your communication. Protect […]

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  • Domain Alignment for Email Authentication

    Authentication is absolutely essential for professional email transmission. If you want to go further than SPF and DKIM and use DMARC, then alignment is obligatory. […]

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  • Obligation to Delete vs. Burden of Proof

    In practice, CSA senders and their customers are faced with the problem that a recipient of an email (= data subject) can demand the deletion […]

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  • Report on the compliance of DMARC with the EU GDPR

    DMARC stands for: Domain-based Message Authentication, Reporting and Conformance: domain-based message authentication, reporting and conformance of messages. The background to DMARC.org is to increase security […]

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  • Unacceptable Harassment or Permissible Marketing?

    In its decision from 15.02.2018 (Az.: 29U2799/17), the Higher Regional Court in Munich needed to deal with the question of whether the sending of a […]

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  • DKIM Recommendations 2018 with consideration of the DKIM Crypto Update

    DKIM is a widely used method for the authentication of emails. But when DKIM is not used correctly, it is not effective and can offer […]

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  • Oh no, I have been sending phishing mails!

    In the first place, what is phishing? Phishing is an invented word cobbled out of the two words “password” and “fishing”. Criminals use fake emails […]

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  • Important Decision for the Area of Email Marketing: Multichannel Consent Legal After All?

    Following a long period of inactivity on the topic, the German Federal Court of Justice (BGH) got to grips once more with the subject of […]

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  • Bounce Management

    Bounce management or bounce handling refers to the processing of returns, also known as non-delivery notification or non-delivery report (NDN or NDR), in email transmission. […]

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  • DOI: if not now, then when?!

    The European General Data Protection Regulation (GDPR) will introduce numerous changes, with implications for the widest range of sectors. You can gain an overview of […]

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  • The Declaration of Consent in E-Mail-Marketing According to the GDPR

    It hasn’t arrived yet, but a lot is already being written and said about it: As of 25 May 2018, the General Data Protection Regulation […]

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  • The Little Toolbox for Postmasters

    Commissioning a mail server is initially not terribly complicated, but at the latest when it comes to keeping an eye on your reputation, or if […]

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  • Using a valid From address

    Validating an email address is a really hard task. Some tried huge regular expressions to solve this, but they are unreadable and do not cover […]

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  • When is a declaration of consent sufficiently “concrete”?

    Recently, the German Federal High Court of Justice (BGH) looked at the question of whether a pre-formulated declaration of consent was “concrete” enough to serve […]

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  • Help! I hit a spamtrap!

    What is a spamtrap and what is it good for? Who operates spamtraps & how to avoid spamtraps?

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  • How Spam Filters work

    In order to increase the quality of the sendings, brands often choose to work with anemail service provider (ESP) instead of sending the emails on […]

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  • The perfect Double-Opt-In (DOI) email

    It’s often recommended, but how does an double-opt-in email actually work in practice? And why is it recommended in the first place? Senders of commercial […]

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  • Tell-a-friend verdict

    The German Federal Court of Justice (BGH) announced an important verdict (I ZR208/12) on the (im)permissibility of recommendation emails on 12 September 2013. The circumstances […]

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  • eco Directive for Permissible Email Marketing

    In 2002, the online marketing competence group of eco – Association of the Internet Industry adopted the first “Directive for Solicited Online Marketing”. Since then, […]

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  • The New EU General Data Protection Regulation

    What will change for email senders?

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  • One-Click List-Unsubscribe Header

    Back in 2015, the CSA wrote about the benefits of List-Unsubscribe headers in emails. Since then, more providers offer unsubscribe functionality within their web interface […]

    Read more
  • The legal situation for email marketing in Germany, Austria and Switzerland

    Which differences and similarities exist?

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  • DKIM setup the easy way

    To put it in a nutshell, DomainKeys Identified Mail (DKIM) enables a receiving email server to authenticate the sender of an email. The sending email […]

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  • The definition of advertising in email marketing

    Advertising can take multiple forms. It is no wonder that there is often confusion about whether a mailshot is actually advertising as defined in competition […]

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  • Protect your brand from phishing emails by implementing DMARC

    Message from the Certified Senders Alliance supported by AOL, Microsoft and Google In the following article we want to clarify why marketers should implement DMARC […]

    Read more
  • List-Unsubscribe header

    The List-Unsubscribe header is a simple way to offer the recipients an alternative way toeasily unsubscribe – with a single click – from a newsletter, […]

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  • Illegal e-mails can cause immense costs for the sender

    In the case of a legal conflict regarding the permissibility of the sending of marketing e-mails, the onus is on the sender to provide documentary […]

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  • Service Provision in the Sense of § 7 (3) no. 1 UWG (German Unfair Commercial Practices Law): Paid or Unpaid Services?

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  • What does IPv6 mean for delivery?

    IPv4 allows for around 4 billion addresses, of which 3.7 billion are usable. This address space is becoming increasingly exhausted. At the end of July […]

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  • The Legal Declaration of Consent in Promotional E-mails

    There are still uncertainties in the formulation of the declaration of consent forpromotional e-mails. Under CSA complaints procedure this leads to more and more pronounced […]

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  • Legal notice in a newsletter – What do you need to know?

    Everybody knows they should, but not everybody does: Include a legal notice in the newsletter! Not having one or having a partially incorrect notice may […]

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  • CSA Rules of Procedure

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  • CSA Price List

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  • CSA Conditions of Participation

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  • CSA Criteria

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