# Difficult CDTs and DSKs

**URL:** <https://forum.cpcwiki.eu/t/difficult-cdts-and-dsks/1102>\
**Category:** Emulation\
**Tags:** protection, loader, games\
**Created:** [November 2, 2026, 9:54am UTC](https://forum.cpcwiki.eu/t/difficult-cdts-and-dsks/1102 "2026-11-02T09:54:26Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Gallegux](https://forum.cpcwiki.eu/user_avatar/forum.cpcwiki.eu/gallegux/32/964_2.png) [@Gallegux](https://forum.cpcwiki.eu/u/Gallegux)\
**Post date:** [November 2, 2026, 9:54am UTC](https://forum.cpcwiki.eu/t/difficult-cdts-and-dsks/1102/1 "2026-11-02T09:54:27Z")

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Hello everyone,

I am working on an in-depth improvement of an emulator and need to test it using tape and disk images that are “difficult”—those featuring copy-protection systems, custom loaders, etc.

Do you know or have any of that files?

Thanks.

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<div class="post-metadata">

**Author:** ![XeNoMoRPH](https://forum.cpcwiki.eu/user_avatar/forum.cpcwiki.eu/xenomorph/32/28_2.png) [@XeNoMoRPH](https://forum.cpcwiki.eu/u/XeNoMoRPH)\
**Post date:** [November 2, 2026, 11:30am UTC](https://forum.cpcwiki.eu/t/difficult-cdts-and-dsks/1102/2 "2026-11-02T11:30:35Z")

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Best regards!!!

Here are all the difficult ones:

> **[CPC-POWER, sauvegarde du patrimoine de l'Amstrad CPC](https://www.cpc-power.com/index.php?page=protection)**
>
> CPC-POWER/CPCSOFTS est une base de donnees conservant le patrimoine de notre jeunesse pour les machines suivantes : ordinateur amstrad cpc 464, cpc 
> 472, cpc 664, cpc 6128, cpc 464+, cpc 6128+ ainsi que la console gx 4000.