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.

DNSSEC

This website brings you the latest news about DNSSEC. There's also technical and practical advice on how to improve the security of your domain names.
  • DNSSEC

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.
  • Protecting yourself against internet abuse in the Netherlands and in gTLDs

  • 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.
  • Salaries stolen using hacked e-mail addresses

  • Domain name Surveillance Service (DBS)

  • .nl Control

  • Tuesday 11 September 2018 Internet security

    Cybercrooks use fake websites to harvest health insurance data

    SIDN identifies more than 450 phishing sites exploiting health insurers' brand familiarity

    Afbeelding van Cybercrooks use fake websites to harvest health insurance data
    Read more
  • Tuesday 21 August 2018 Internet security

    Salaries stolen using hacked e-mail addresses

    Tips on setting secure passwords

    Afbeelding van Salaries stolen using hacked e-mail addresses
    Read more
  • Monday 13 August 2018 Internet security

    Protecting yourself against internet abuse in the Netherlands and in gTLDs

    Brand abuse on the internet is a real nuisance. So it's important to act quickly in order to minimise the damage.

    Afbeelding van Protecting yourself against internet abuse in the Netherlands and in gTLDs
    Read more