Hawkynt

NOEKEON

NESSIE 128-bit block cipher designed by Joan Daemen, Michaël Peeters, Gilles Van Assche and Vincent Rijmen. Direct Key Mode implementation for efficiency.

Properties

Property Value
Category Block Ciphers
Sub-category Block Cipher
Security status 🎓 Educational Only
Complexity Intermediate
Inventor Joan Daemen, Michaël Peeters, Gilles Van Assche, Vincent Rijmen
Year 2000
Origin 🇧🇪 Belgium
Source algorithms/block/noekeon.js

Parameters

Parameter Supported values
Key sizes 16 bytes (128 bits)
Block sizes 16 bytes (128 bits)

Security

Status: 🎓 Educational Only

No vulnerabilities are recorded for this implementation.

Documentation

References

Test vectors

6 vectors ship with this algorithm and run in the test suite. Byte values are hexadecimal.

Vector 1 — DarkCrypt Noekeon-direct vector 1/zero

Field Value
key 00000000000000000000000000000000
input 00000000000000000000000000000000
expected b1656851699e29fa24b70148503d2dfc

Vector 2 — DarkCrypt Noekeon-direct vector 2/incr

Field Value
key 000102030405060708090a0b0c0d0e0f
input 000102030405060708090a0b0c0d0e0f
expected 22c082f55d7f6d861b11c36911be694f

Vector 3 — DarkCrypt Noekeon-direct vector 3/incr2

Field Value
key 0102030405060708090a0b0c0d0e0f10
input 101112131415161718191a1b1c1d1e1f
expected 430da53ef5a353427d3b42f75880f41e

Vector 4 — Official NoekeonTestVectors.txt - Direct-Key Mode, all-zero key and block

Field Value
key 00000000000000000000000000000000
input 00000000000000000000000000000000
expected b1656851699e29fa24b70148503d2dfc

Vector 5 — Official NoekeonTestVectors.txt - Direct-Key Mode, all-ones key and block

Field Value
key ffffffffffffffffffffffffffffffff
input ffffffffffffffffffffffffffffffff
expected 2a78421b87c7d0924f26113f1d1349b2

Vector 6 — Official NoekeonTestVectors.txt - Direct-Key Mode, chained third vector

Field Value
key b1656851699e29fa24b70148503d2dfc
input 2a78421b87c7d0924f26113f1d1349b2
expected e2f687e07b75660ffc372233bc47532c

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