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443.ch

Privacy

This privacy notice explains what personal data may be processed when you visit 443.ch or contact the website operator. It is intended to provide transparent information in accordance with Swiss data protection law.

1. Controller

443.ch - IT Knowledge & Security
Ivo Syfrig
Bachmättli 8
6280 Hochdorf
Switzerland
info@443.ch

2. Scope and purpose

443.ch is a private, non-commercial IT knowledge website. Personal data is processed only to the extent technically necessary to provide, secure and operate the website or when you voluntarily contact the operator.

3. Server log data

When the website is accessed, the web server may automatically record technical connection data. This can include the IP address, date and time of access, requested page or file, HTTP status code, amount of data transferred, referrer information and browser or user-agent information.

This data is processed for the reliable delivery of the website, troubleshooting, system security and protection against misuse. Log data is retained only for as long as it is required for these operational and security purposes or where a longer retention period is required by law.

4. Cookies, analytics and tracking

The public 443.ch website does not use analytics services, advertising trackers, profiling tools, social-media tracking pixels or externally hosted web fonts. No non-essential cookies are set by the public website.

5. Contact by email

If you contact 443.ch by email, the information you provide, including your email address, message content and any attachments, is processed for the purpose of handling and responding to your request. The data is retained for as long as necessary for the correspondence, documentation or any applicable legal obligations.

6. External links and services

443.ch contains links to other websites and services. When you follow such a link, you leave 443.ch. The respective external operator is responsible for the processing of personal data on the destination website. This privacy notice does not govern third-party websites.

7. Disclosure of personal data

Personal data is not sold. Data may be disclosed to technical service providers only where this is necessary to operate or secure the service, or where disclosure is required by applicable law or by a competent authority. Where third parties process data on behalf of 443.ch, they are expected to handle it only for the agreed purpose and with appropriate safeguards.

8. Data security

Appropriate technical and organisational measures are used to protect personal data against unauthorised access, loss, misuse or alteration. Website access is provided via encrypted HTTPS connections. No method of transmission or storage can, however, guarantee absolute security.

9. Your rights

Subject to the requirements and limitations of applicable Swiss data protection law, you may request information about personal data relating to you and, where applicable, request correction, deletion or other measures provided by law. Requests can be sent to info@443.ch.

You may also contact the Swiss Federal Data Protection and Information Commissioner (FDPIC) if you have concerns about the processing of your personal data.

10. Changes to this privacy notice

This privacy notice may be updated when the website, technical environment or legal requirements change. The version published on this page is the current version.

Last updated: 13 September 2026

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