# Challenge: Crack my encryption

**URL:** <https://forum.kirupa.com/t/challenge-crack-my-encryption/84174>\
**Category:** random\
**Created:** [March 25, 2005, 2:33am UTC](https://forum.kirupa.com/t/challenge-crack-my-encryption/84174 "2005-03-25T02:33:04Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![jerez\_z](https://avatars.discourse-cdn.com/v4/letter/j/bc79bd/32.png) [@jerez\_z](https://forum.kirupa.com/u/jerez_z)\
**Post date:** [March 25, 2005, 2:33am UTC](https://forum.kirupa.com/t/challenge-crack-my-encryption/84174/1 "2005-03-25T02:33:04Z")

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Here are some sample strings encrypted with my encryption (PM me if you want any others, and I’ll send them to you).

1234567890 : CKUS1MGK5\_  
1111111111 : CFN\_3DDC\_X  
This is encrypted : T0LUB6UFPD\_ESOKAUSP3J  
I am Mr. Cool : YSJND9RZEX7S4CN6CXJ1T  
jerez\_z : 2MRQL62PC

Can you break it?