Internet security

We often take it for granted that .nl websites and mailboxes can always be reached. But a lot of work goes in to making sure that they can. SIDN maintains the foundations for the security and accessibility of the .nl domain. And there are things that you can do to keep your domain name safe. Read about our security work and your protection options.

Security of .nl

We have put a variety of security measures in place and cooperate with other parties on security issues. Our own security team maintains a constant watch, but if you discover a weakness, please let us know.
  • Security of .nl

  • Combat phishing and malware

  • DNS abuse

  • Anycast

  • The Computer Security Incident Response Team (CSIRT)

  • Reporting a security breach

Abuse of the internet

Information about the most common forms of internet crime, such as phishing and typosquatting.
  • Abuse of the internet

Security options

Interested in the security of your domain name? There are various ways you can enhance security, including DNSSEC and the SIDN services linked below.
  • DNSSEC

  • Domain name Surveillance Service (DBS)

  • .nl Control

  • Friday 1 December 2017 Internet security

    Cybercriminals rake in nearly half a million dollars a day from advertising

    Another scam based on domain names that look like popular brands

    Afbeelding van Cybercriminals rake in nearly half a million dollars a day from advertising
    Read more
  • Tuesday 28 November 2017 Internet security

    From blockchain to European log-ins

    Developments in on-line identities

    Afbeelding van From blockchain to European log-ins
    Read more
  • Tuesday 31 October 2017 Internet security

    Number of phishing sites linked to top Dutch brands up more than 40 per cent

    SIDN research shows that phishing is a problem for all top brands

    Afbeelding van Number of phishing sites linked to top Dutch brands up more than 40 per cent
    Read more