CORS - Cross Origin Resource Sharing

Cross-Origin Resource Sharing is a standard mechanism for the controlled integration of distributed web applications. Learn how to implement it correctly and securely.

  • What is CORS and why is it important?
  • CORS in practice: headers, methods and preflight requests
  • Typical problems & debugging tips for CORS errors
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CORS - Cross Origin Resource Sharing

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CORS - Cross Origin Resource Sharing 🇬🇧

Duration: 2 hours

04 Dec 2025, 01:30pm-03:30pm (CET)

199 €
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CORS - Cross Origin Resource Sharing 🇬🇧

Duration: 2 hours

Expected in December 2026. We will be happy to notify you as soon as we have set the dates.

199 €
online (Zoom) Arne Blankerts
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CORS - Cross Origin Resource Sharing 🇬🇧 🇩🇪

Duration: ca. 2 hours

Your preferred date, any number of participants. Either in Zoom or using your preferred video conferencing software.

from 900 €
Your desired date online (Zoom) Arne Blankerts
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CORS - Cross Origin Resource Sharing 🇬🇧 🇩🇪

Duration: 1 day (with additional topics)

Your preferred date, any number of participants. At your company or at your desired location.

from 3000 €
Your desired date Any location Arne Blankerts
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Frequently Asked Questions

Why are there no full-day online courses?
Our content is designed for optimal online learning: Short, focused sessions promote concentration and provide time to process what has been learned between units.
Are the training sessions live or recorded?
All our training courses take place live as a video conference and are led by an experienced trainer. Participants can ask questions at any time.
What makes your training courses unique?
Our training courses combine hands-on tasks with live coding and solving real-life problems. Our experienced trainers guarantee a particularly good learning experience.
Are your training courses remote or in-person?
We offer our training courses both remotely and in person in order to meet the different requirements of our customers.
Can you tailor training courses specifically to our needs?
Naturally. We can customise our training courses to the individual needs of teams and their technology stacks at any time.
What advantages do individualised training courses offer?
In-house training courses allow you to arrange individual topics, flexible dates and guarantee targeted learning in a familiar environment. This is usually financially viable for four or more participants.
Is there a certification?
Yes, participants will receive a certificate on request after successful participation.