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Kata I have not trained on
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8 kyu
easiest
7 kyu
6 kyu
5 kyu
4 kyu
3 kyu
2 kyu
1 kyu
hardest
Algorithms
24
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3
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1
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10
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24
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5
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4
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2
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12
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24
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
24 Kata Found
7 kyu
Mirroring cipher
832
user8580805
Strings
Cryptography
Security
Algorithms
6 kyu
Keyword Cipher
1,297
user8580805
Cryptography
Strings
Algorithms
6 kyu
One down
1,205
WesleyYoung
1 Issue Reported
Strings
Algorithms
Cryptography
Puzzles
5 kyu
Simple Encryption #3 - Turn The Bits Around
269
user5036852
Cryptography
Security
Strings
Algorithms
Bits
5 kyu
Simple Encryption #4 - Qwerty
794
user5036852
Cryptography
Security
Strings
Algorithms
5 kyu
Simple Encryption #2 - Index-Difference
876
user5036852
Fundamentals
Cryptography
Security
Strings
Arrays
Algorithms
3 kyu
Rail Fence Cipher: Encoding and Decoding
9,036
darrentburgess
3 Issues Reported
Algorithms
Ciphers
Cryptography
Strings
Security
6 kyu
Simple Encryption #1 - Alternating Split
29,623
user5036852
3 Issues Reported
Cryptography
Algorithms
Strings
Arrays
Fundamentals
6 kyu
Encrypt this!
23,548
suic
Fundamentals
Strings
Regular Expressions
Arrays
Ciphers
Algorithms
Cryptography
Security
Beta
Cryptography in Characters
7
alex.qm
Status:
Testing & feedback needed
Estimated Rank:
5 kyu
Strings
Ciphers
Fundamentals
Cryptography
Algorithms
7 kyu
Tap Code Translation
1,921
The-Kingfisher
Algorithms
Strings
Cryptography
Security
6 kyu
SHA-256
1,514
user7657844
Strings
Cryptography
Algorithms
Beta
Cracking Vigenère: unknown language
7
jharris3791
3 Issues Reported
Status:
Testing & feedback needed
Estimated Rank:
3 kyu
Puzzles
Strings
Ciphers
Algorithms
Cryptography
Security
7 kyu
Decrypt this school cipher
455
isqua
1 Issue Reported
Cryptography
Fundamentals
Strings
Algorithms
5 kyu
A Scandal in Bohemia
121
rge123
Ciphers
Cryptography
Security
Strings
Algorithms
Beta
Bob's Secret Cipher
13
B1ts
Status:
Testing & feedback needed
Estimated Rank:
6 kyu
Ciphers
Algorithms
Cryptography
Security
Strings
Puzzles
7 kyu
Bitty Words
209
Austin Haws
1 Issue Reported
Strings
Binary
Algorithms
Ciphers
Cryptography
Beta
Decode a message using the Polybius square
12
sima-qian
Status:
Awaiting approval
Estimated Rank:
7 kyu
Strings
Algorithms
Cryptography
Beta
Spy Agent
21
e-imad
1 Issue Reported
Status:
Testing & feedback needed
Estimated Rank:
5 kyu
Cryptography
Algorithms
Strings
Puzzles
7 kyu
Cipher
600
bubmet
Algorithms
Ciphers
Cryptography
Strings
6 kyu
ROT13 variant cipher
659
user8580805
1 Issue Reported
Cryptography
Security
Strings
Algorithms
Beta
Playfair cipher
7
durfi
1 Issue Reported
Status:
Testing & feedback needed
Estimated Rank:
4 kyu
Ciphers
Cryptography
Security
Strings
Algorithms
Beta
Replacement cipher
40
Palle
1 Issue Reported
Status:
Waiting for issues to be resolved
Estimated Rank:
5 kyu
Strings
Regular Expressions
Cryptography
Algorithms
4 kyu
Cracking the Vigenère cipher, step 1: determining key length
153
NaMe613
1 Issue Reported
Strings
Cryptography
Ciphers
Algorithms
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